Executives & Board

ProExam’s executives and board of directors combine credentialing experience with management expertise to drive client programs and our not-for-profit mission.

Bob Block, President and CEO

Bob Block is a highly accomplished assessment and education industry executive, responsible for ProExam’s overall direction, strategy and management. Bob spent seven years at Educational Testing Service (ETS), with positions including Senior Director of Business, Innovation and Growth, and Executive Director, K-12 Learning Development. At ETS, Bob’s responsibilities included all business development activities for the higher education market domestically and internationally, and he led the business unit that developed and delivered formative assessment products and services to state departments of education and K-12 school districts. Bob also has served as President and CEO of Boxer Learning, Inc.

Sandra Logorda, Chief Financial Officer

Sandra Logorda is responsible for the management and oversight of ProExam’s strategic planning, financial planning, international business and strategy, fiscal and human resource operations. She most recently served as CFO and Board Treasurer for International School Services, Inc., a Princeton-based international educational nonprofit service organization, which provides international schools with management, staffing, and procurement services. Sandra has extensive expertise in international business and strategy, corporate governance, implementing cost control measures, and enterprise risk management. She holds a Bachelor of Business Administration from Thomas Edison State College.

Walt Jimenez, Senior Vice President, Client Relations

Walt Jimenez oversees and manages ProExam’s client relationships. Walt has extensive experience in examination development and assessment, primarily in the education market. He was previously Testing Director at Bloomberg Ventures, responsible for the design, creation and implementation of the Bloomberg Assessment Test, and ensured adherence to industry standards in test development and delivery, psychometric analysis, scoring and reporting. Earlier, Walt held management positions with increasing responsibilities at several other educational assessment organizations, including the American Institutes for Research, The College Board, and the Educational Testing Service where he was Director of Development and Operations for the National Board for Professional Teaching Standards.

Dianne Henderson-Montero, PhD, Senior Vice President, Assessment Design, Psychometrics and Scoring

Dianne Henderson-Montero manages ProExam's design and psychometric services and oversees the statistics and scoring department. Her areas of expertise cover many aspects of assessments and measurement, including test design, psychometrics, equating and the entire process for item (test question) development, test scoring methods and score reporting. Previously, Dianne was General Manager, Statistical Analysis & Psychometrics, Research & Development at Educational Testing Service (ETS). She holds a doctorate in educational psychology as well as a baccalaureate and master's degree in nursing, both from the University of Alberta. She has been published in several professional journals and presented at many professional conferences.

Simmy Ziv-el, Vice President, Corporate Development

Simmy Ziv-el is responsible for business development, product strategy, sales and new lines of business, including digital credential and micro-credential services. Ziv-el spent 11 years with the not-for-profit Educational Testing Service (ETS) where he was Senior Director, Strategy and Business Development. At ETS he played a leadership role in numerous initiatives including the international practice of the Business Innovation & Growth Group, where he led a strategy to address the needs of English Language Learners beyond the core assessment business, and earlier co-founded an initiative to develop products and services for the family consumer market. Ziv-el also was founder, President and CEO of Discourse Technologies, an educational technology company.

Sandra Greenberg, PhD, Vice President, Research and Advisory Services

Sandra Greenberg oversees and directs research and advisory services in support of client strategic planning, analyses of practice, program audits, value proposition studies and practical examination development. She has coordinated national and international research-based studies that provide the defensible basis for the development of credentialing programs, including those for sponsors of regulated and voluntary professions. She has also worked to develop valid and reliable performance-based examination programs, including objectively scored assessments such as written and performance tests. She has been active in the fulfillment of ProExam’s not-for-profit educational initiatives, actively participating in the activities of the Institute for Credentialing Excellence (ICE); the Association of Test Publishers (ATP); and the Council on Licensure, Enforcement, and Regulation (CLEAR).

Martin S. Brutosky, Vice President, Technology Solutions

Martin S. Brutosky leads ProExam's technology strategy that supports its clients with world-class software and concurrently guides the building of new solutions designed to deliver products for both existing and new customers. An industry veteran with more than 20 years of experience in educational technology, e-Learning and e-Commerce, Martin has experience in management, sales and marketing as well as start-up operations and business turn-arounds. Previously he was Chief Executive Officer and Chief Operations Officer for eChalk, where he managed growth for the education technology company. He has served in similar roles at TetraData Corporation, a high growth education technology company that delivers school improvement solutions, as well as the global sporting goods company, UMBRO International.

Kenneth J. Doucet, MBA, Director, Enterprise Growth

Ken Doucet works on strategic partnerships and new business development, directly collaborating with clients in support of strategic business planning. He is active on volunteer committees of the Association of Test Publishers (ATP) and the Institute for Credentialing Excellence (ICE). Prior to ProExam, Ken served as Vice President for Business Development and Marketing for FinPortfolio.com, an internet-based financial services technology firm, and co-authored a book on investment portfolio management. He holds an MBA in Management and International Business from New York University, Stern School of Business.

Zuru Du, PhD, Director, Scoring and Statistical Services

Zuru Du conceptualizes, designs, directs, and conducts statistical and psychometric research in support of ProExam products and services. Zuru has a doctorate in Measurement, Evaluation and Statistics and a master’s degree in Applied Statistics from Columbia University. His doctoral dissertation, “Modeling conditional item dependencies with a three-parameter logistic testlet model” captured the 1999 American Educational Research Association (AERA) Division D Mary Catherine Ellwein Outstanding Dissertation Award and the 2002 American Psychological Association Division 5 Distinguished Dissertation Award.

Adam Liu, Controller

Adam Liu assists in the management of ProExam's financial affairs and oversight of daily operating activities, including preparation of financial statements and analyses, invoicing, accounts receivable, accounts payable, account reconciliations, cash management, internal controls and processes, as well as in the reporting accuracy and integrity of financial data. Prior to joining ProExam, Adam was the Senior Controller for an Energy Division at General Electric and Controller for VF Corporation. Adam holds an MBA in Finance from American University in London, UK and a BS in Finance from the University of Toronto, Canada, and is a Certified Business Manager (CBM).

Frank Catalano, Marketing Strategy Advisor

Frank Catalano works on marketing strategy and branding initiatives for existing and new services, working closely with clients and partners to increase the awareness and success of credentialing programs. A long-time industry consultant and analyst with experience in both assessment and credentialing, Frank spent several years as Senior Vice President of Marketing for Pearson's U.S. Assessment & Information Group, and as an interim executive for Pearson's Evaluation Systems business on the launch of its computer-based National Evaluation Series teacher certification testing program. He has served as Chief Marketing Officer for ProExam, and earlier as an interim Chief Marketing Officer for MetaMetrics and for Boxer Learning.