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The professional core leadership of IEEE is led by James Prendergast, Ph.D., IEEE Executive Director. Jim presides over the Management Council, which is comprised of himself and twelve senior executives who collectively manage all aspects of IEEE staff operations. The executive team oversees approximately 1,100 full-time, part-time, and temporary employees dedicated to supporting IEEE initiatives.


E. James Prendergast, IEEE Executive Director

James Prendergast

Jim Prendergast is responsible for furthering IEEE’s role in fostering innovation and technological excellence.

Jim received the Ph.D. degree in electrical engineering from Cambridge University.

Prior to joining IEEE, Jim was Corporate Vice President and Chief Technology Officer for DuPont Electronic & Communication Technologies, where he accelerated growth in the electronics and communications high tech markets. In 2003 he joined the DuPont Photomasks Board of Directors and remained throughout the successful acquisition of DPMI by Toppan in April 2005. Previously, Jim was Vice President and Director of Motorola’s Physical Sciences Research Laboratories where he directed long-range research in future integrated systems, energy, lab-on-a-chip and speculative "reach-out" initiatives. He also directed the Wireless Research & Development Laboratory at Motorola and served as Chief Technologist and Director of Strategy within Motorola's Semiconductor Products Sector.


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Chris Brantley, Managing Director, IEEE-USA

Chris Brantley

Chris Brantley has served as IEEE-USA's Managing Director since 2004, with responsibility for managing the IEEE's Washington office, supporting the IEEE-USA's Board of Directors, serving on the IEEE Management Council, and providing overall direction to IEEE-USA's government relations programs, member and professional activities, and communications efforts. 

Chris holds the Juris Doctorate from the American University's Washington College of Law and the M.A. degree in Law and International Affairs from American's School of International Service. He received the B.A. degree in political science with honors from Mercer University in Atlanta. Chris is licensed to practice law in the State of Georgia, and is currently an adjunct Professor of Law at the American University, where he teaches an upper-level seminar on International Courts. 

Chris was previously IEEE-USA's Director of Government Relations and Operations. Prior to joining the IEEE in 1989, he served as Assistant to the Executive Director and acting Government Relations Director for the American Association of Engineering Societies. 

Chris is an IEEE Senior Member.


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Anthony Durniak, Staff Executive, Publications

Anthony Durniak

As Staff Executive for Publications at IEEE, Tony Durniak provides leadership of the professional staff that produce and deliver the organization’s information services. He also supports the work of the volunteers on the Publication Services and Products Board (PSPB) as they set the strategic direction for IEEE’s publishing program. Among his responsibilities are:
• IEEE Spectrum, IEEE’s flagship technology magazine;
• The Proceedings of the IEEE, its leading scholarly journal;
• The IEEE Xplore digital library, which contains articles produced from all of IEEE’s 152 periodicals and more than 1,100 annual conferences, plus its technical standards, IEEE Press e-books, and the publications from other technical societies.

Tony holds the Electrical Engineering degree from City College of New York and the M.A. degree in Journalism from Columbia University. 

Trained as an electrical engineer, Tony began his career as a science journalist, working as a reporter and editor at several magazines including Business Week. With the advent of electronic publishing in the 1980s, he moved into new product development and publications management at McGraw-Hill. Before Joining IEEE in July 1998, he spent seven years at the American Chemical Society’s (ACS) Publications Division where he managed the new product development efforts and lead the electronic publishing team that put all 26 of the ACS journals up on the Web.

Active in the scholarly publishing industry, Tony serves on the board of directors of the CrossRef organization and the International Association of Scientific, Technical, and Medical Publishers (STM). He is a Senior Member of the IEEE. 


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Elena Gerstmann, Staff Executive, Corporate Activities

Elena Gerstmann

Elena joined IEEE in 1999 as a research manager and has progressively taken on bigger and better challenges within IEEE, culminating in her ongoing efforts as Staff Executive of Corporate Activities.   

As Staff Executive, Elena leads strategic and innovative efforts at the organizational level. 
Elena manages IEEE’s corporate development and recognition, governance, enterprise strategy, and history functions. In these capacities, she provides guidance and leadership to the IEEE volunteer, member and professional staff communities. A major focus is enhancing the global reach and impact of IEEE through the development of collaborative partnerships with other leading organizations within the corporate, academic, governmental, and NGO communities.
In addition to her efforts as an IEEE member, Elena is a member of the American Psychological Association and the American Society of Association Executives (ASAE). In 2014, she was one of only four ASAE members selected to receive the honor of ASAE Fellow, a designation earned by less than 1% of ASAE's membership. She currently serves on the Board of Directors for ASAE and the ASAE Foundation.
Elena received her doctorate degree from Rutgers University in Social Psychology and her B.A. in Psychology and Sociology from Clark University where she was inducted into Phi Beta Kappa.

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Doug Gorham, Managing Director, Educational Activities

Doug Gorham

Douglas Gorham is the Managing Director of the IEEE Educational Activities Department, Secretary to the IEEE Educational Activities Board, and a Senior Member of the IEEE. He is responsible for the department’s programs, products, and activities including continuing education, pre-university education, university education, standards education, IEEE-HKN, and Women in Engineering.  

He earned the Ed.D. degree from the University of Illinois UC, the M.A. degree from Northern Illinois University, and the B.A. from Elmhurst College. 

He has served as the staff lead in organizing many events and projects involving engineering educators, industry, government, and pre-university educators. He is the staff lead in the creation and expansion of IEEE’s Teacher In-Service Program and, and served as the staff lead for “Transforming Engineering Education: Creating Interdisciplinary Skills for Complex Global Environments” held in April 2010. He serves as the staff lead in expanding IEEE’s efforts to establish accrediting bodies around the world to assure quality in the engineering and computing curricula.

Prior to his tenure at IEEE, Doug served as a high school educator for 26 years, including twelve years as a high school principal.


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Cecelia Jankowski, Managing Director, Member and Geographic Activities

Cecelia Jankowski

Cecelia Jankowski is the staff lead responsible for the strategic and operational leadership of the member and geographic activities business unit. IEEE has 380,000 members and over 4,000 geographic units in 160 countries.

Member and Geographic Activities (MGA) responsibilities include the IEEE-wide strategy for member and membership development and member engagement in IEEE throughout the member’s lifecycle; member operations and the IEEE Contact Center; and geographic operations and volunteer engagement and leadership development. This includes responsibility for the IEEE offices in Singapore and Boston and those in the geographic units. 

Cecelia holds the B.A. degree with honors in Electrical Engineering from the SUNY at Stony Brook, a Master of Science degree in Electrical Engineering from Polytechnic University, in New York and a Master of Business Administration from Rutgers University. 

Prior to IEEE, Cecelia was at Northrop Grumman Corporation, Bethpage, New York, USA, where she progressed through a number of technical and management positions. Technical areas at Grumman included: application and integration of computer-aided engineering/computer-aided design (CAE/CAD) into the aerospace and avionics systems design and analysis process; development of digital signal processing architectures and hardware for next-generation radar systems applications; and computer system security. Cecelia  holds three patents for signal processing hardware and has written and presented technical papers at conferences of the IEEE, AIAA, SPIE, and SWE. She received awards from Grumman, IEEE, AIAA and Eta Kappa Nu, for her technical and professional accomplishments

Cecelia is a professional engineer and has been active in a number of professional associations and currently is a Senior Member of IEEE, Associate Fellow of AIAA, and a member of both Tau Beta Pi and Eta Kappa Nu honor societies.


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Shannon Johnston, Staff Executive, Human Resources

Shannon Johnston Image

As Staff Executive of Human Resources, Shannon is responsible for oversight of all functions within HR: Benefits & Wellness, Employee Relations, Learning & Development, Talent Acquisition & Management, HRIS, and Compensation.

Shannon has worked as a human resources professional for over 15 years. Prior to working at IEEE, Shannon worked for a Fortune 100 financial services firm where she accumulated significant experience in labor relations, benefits, instructional design, and facilitation, as well as succession planning and leadership development.

Shannon holds a B.A. in Psychology and is currently working toward a master’s degree in Organizational Development. In 2008, she earned the Society for Human Resources Management designation, SPHR (Senior Professional in Human Resources) credential. Shannon is a qualified Myers Briggs Type Inventory (MBTI) instructor, is certified by the American Society of Training & Development (ASTD) in Return on Investment Basics, and holds a certification in the Center for Creative Leadership's "Benchmarks" program. She is a member of NAFE (National Association for Female Executives), SHRM (Society for Human resources Management), and World at Work.

Highlights of her time at IEEE include receiving the "Best Places to Work in New Jersey" designation by NJ Biz Magazine in 2011, 2012, and 2013, as well as earning the Alfred P. Sloan Award for Excellence in Workplace Effectiveness and Flexibility for the first time in 2013. 


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Konstantinos Karachalios, Managing Director, IEEE-Standards Association

Konstantinos Karachalios, the Managing Director, IEEE-Standards Association, is an internationally-recognized leader within the standards development and intellectual property communities, and has extensive expertise in public policy, strategic planning, and the non-for-profit sector. His leadership efforts played a crucial role in the successful international cooperation between Germany and France in the areas of coordinated research and scenario simulation pertaining to large-scale nuclear accidents. 
Following the success of these cooperative international endeavors, he joined the European Patent Office (EPO). It was with the EPO, his most recent tenure, that Konstantinos encountered some of his greatest successes. Among the highlights of his career within the EPO are his creation and leadership of the EPO’s International Academy, the Department of Technical Assistance to the Middle East and Africa, and the Bureau for Public Policy Issues, and his guidance and insights as the EPO’s envoy to a number of United Nations organizations. As scenarios analyst and co-editor of the EPO’s book "Scenarios for the Future: How might IP regimes evolve by 2025? What global legitimacy might such regimes have?", Konstantinos contributed to repositioning these important issues, reframing the way in which they are debated in the global arena, and initiating and coordinating strategic responses to the challenges raised by those discussions.

Konstantinos earned his PhD in Energy Engineering (Nuclear Reactor Safety) and his master’s degree in Mechanical Engineering for the University of Stuttgart.


Eileen M. Lach, General Counsel and Chief Compliance Officer


Eileen Lach joined the IEEE in 2011 as its General Counsel and Chief Compliance Officer. She is experienced in a wide variety of legal issues, law department creation and organization, strategic planning, risk assessment, emergency preparedness, succession planning, and corporate responsibility in complex, domestic and international corporate environments. Her background demonstrates a strong orientation and expertise in global acquisition and divestitures, market negotiation, corporate governance and integrity, and arbitration. She gained direct industry experience in the pharma, biotech, consumer product, and not-for-profit sectors, with additional focus on corporate sustainability as it relates to philanthropy, environmental impact, and investment in emerging markets. She has worked in both the public and private sectors on significant international investments.

She is admitted to practice law in New York and Pennsylvania. She holds court admissions to the United States Supreme Court and the Southern and Eastern Districts of New York.

Prior to joining IEEE, Ms. Lach served Wyeth/Pfizer from 1989 to 2009. Her roles included Vice President, Corporate Secretary and Associate General Counsel, and Associate General Counsel for International. She was a partner with the NYC law firm, Drinker, Biddle and Reath and was a corporate associate attorney with its predecessor organization, Wender Murase and White, also of NYC.

She earned her B.A. degree in International Relations from the University of Minnesota (magna cum laude and Phi Beta Kappa). She earned the Juris Doctor degree from the New York University School of Law, and a Master of Public Affairs with a concentration in International Relations and Development Economics from Princeton University’s Woodrow Wilson School of Public and International Affairs.

Ms. Lach speaks Hindi and Spanish and has studied the French and Russian languages.


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Patrick Mahoney, Chief Marketing Officer

Patrick Mahoney

Patrick D. Mahoney is the Chief Marketing Officer of IEEE. Patrick has global staff responsibility and leads the Global Sales, Product Management, Marketing, and Communications efforts for IEEE, developing and leveraging its capabilities, the brand, and assets to support furthering IEEE’s role in fostering innovation and technological excellence.

Patrick brings over 25 years of diverse global marketing, commercial, and general management experience in the marketing and sale of intellectual property, creating and executing strategies to help further IEEE’s mission through developing talented professionals in a team environment, driving global expansion, and facilitating new product development. His career began in technical sales and product management, serving in a series of progressive management roles with BICC Cables Corp, Framatome, Pitney Bowes, and McGraw-Hill Financial that expanded to general management and operations. Patrick's international business experience began with a secondment by BICC Cables to its Asia-Pacific organization.

Under his leadership, Patrick's organization also focuses on all aspects of marketing, branding, and media relations, thus helping to present IEEE in a positive light worldwide. Notably, IEEE received the Gold Bulldog award for Digitally/Socially Engaged Brand of the Year in 2013. He was twice awarded the McGraw-Hill Chairman's Award for Analytical Excellence, Product Management, and Marketing.

Patrick earned the B.A. degree in Political Science from St. Joseph’s University in Philadelphia, PA. He holds a United States patent and is a Senior member of IEEE. Patrick is a member of the Board of Directors of McGraw-Hill Federal Credit Union.


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Thomas Siegert, Chief Financial Officer

Tom Siegert

Tom Siegert joined IEEE as CFO in April 2010 after over 17 years with Wyeth, a global pharmaceutical/healthcare company. In his current role, Tom is responsible for leading the finance and business administration effort within IEEE. Tom is a member of the IEEE Management Council and participates in the company’s Finance, Insurance, Audit, and Investment Committees.

Tom earned a B.A. degree (with honors) in Economics from Boston College in 1980, and an M.B.A. in Finance from Pace University in 1985. 

While at Wyeth, Tom was involved in a number of roles of increasing responsibility and scope, primarily focusing on international markets, most recently as Assistant Treasurer – International. While at Wyeth, Tom developed the company’s capital markets and risk management functions for foreign exchange, interest rates, and commodities. Tom also had oversight responsibility for its in-house bank in Ireland and over $4 billion in assets. Tom was also a key contributor to its project team that converted stand alone subsidiaries to limited risk distributors under uniform transfer pricing arrangements.

Tom began his career in 1980 with Midlantic National Bank in Newark, NJ. After successfully completing its credit training program, he accepted a position with the bank’s Asia-Pacific/MENA desk and was responsible for cultivating customer relationships with firms domiciled or doing business in the Pacific Rim countries and was part of the team that launched the bank’s first deposit taking company in Hong Kong. In 1992, Tom moved to the Interpublic Group of Companies, a global advertising and marketing company, where he developed international treasury management systems and foreign exchange trading activities. He was last appointed to its Latin American direct marketing group as its Finance Director.

He is a licensed Certified Public Accountant (NJ) and has taught Accounting and Finance courses at Villanova University and Fairleigh Dickinson University.


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Mary Ward-Callan, Managing Director, Technical Activities

Mary Ward-Callen

Mary Ward-Callan is the IEEE Staff Executive responsible for the strategic and operational leadership of the IEEE Technical Activities business unit. The IEEE has 45 technical Societies and Councils, several technical Committees (such as RFID, Smart Grid and Life Sciences), over 1100 conferences, 145 Society publications, several certification programs, as well as numerous symposium, technical training seminars, and tutorials. Mary manages approximately 300 individuals who support these activities as well as support the IEEE Meetings and Conference Business. She also oversees an effort to increase the IEEE coverage in new technology areas and to apply IEEE member technical expertise to pressing world problems.

Mary is a Certified Association Executive, holds the B.A. degree in Mathematics from Vassar College (with honors, Phi Beta Kappa), and the M.S.E.E. in Electrical Engineering and Computing from Princeton University. She completed the Executive Development Program at Bellcore as well as numerous other key management courses. 

Prior to joining the IEEE, Mary was employed in the telecommunications industry by Telcordia, Bellcore, and Bell Labs. Mary’s career included significant contributions in local loop design, network simulation, network operations and management, sub-network control, and product testing and certification. She has extensive experience in business management, process re-engineering, quality, and project management. Mary managed network operations activities for several technologies such as SONET, ATM, DLC, and SMDS. Her last assignment at Telcordia was as the Executive Director of Product Testing and Certification and Bellcore Segment Manager for Supplier Certification and Conformance Testing. In this role, Mary launched the Bellcore Product Certification Program and corresponding Certification Mark. Mary also led an incubator effort with the automotive industry to transfer their private virtual networks onto the Internet, one of the very first implementations of VPNs.

Mary is a Senior Member of the IEEE and a member of ASAE.


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