Catharine Cooper – President

Catharine Cooper has served several roles on the Board of Directors for the PTC, most recently as PTC Chair.


Catharine has served in several capacities during her career in the certification, training and testing industries.  She has been at Pearson VUE since 2001 and held positions in Account Management, Strategic Alliances, IT Client Marketing Management, Test Center Operations and Sales Management. 


Currently, Catharine is serving as a Manager for Pearson VUE’s Provusion Program, a program aimed to drive certification in the IT Industry and support initiatives to close the IT Skills gap.

Vincent Lima – President Elect/Treasurer/Director

Vincent has guided numerous programs through the test-development process and accreditation by ANSI under certificate or personnel-certification standards. He was instrumental in developing the process for efficiently creating, reviewing, pilot testing, and scoring performance-based item sets for the Uniform CPA Exam. He served for five years as an assessment specialist at the Educational Testing Service, writing multiple-choice items for the GRE and GMAT. Outside the testing industry, he has worked as a newspaper and journal editor.


Vincent serves as director of test development at Authentic Testing Corporation, providing psychometric and test-development support to several test sponsors.

Jonathan (Jon) Brandt – Secretary/Director

[Summary] Retired Navy Master Chief; BS in Cybersecurity; certs: C|CISO, CISM, CISSP, CFR, CySA+, Sec+, PMP.

[Role] Sr. Manager, Cybersecurity Exams for ISACA responsible for strategy, budget, and operations of assigned performance exams.

[2015] Delivered CSX Practitioner (CSXP) to market - industry’s first comprehensive cybersecurity performance certification

[2016] CSXP named SC Awards Best Professional Certification program.

[2018] Released revised exam in beta offered exclusively via remote proctor.

[Engagement] VP, Cybersecurity Credentials Collaborative (C3); Member, National Initiative for Cybersecurity Education (NICE) Training & Certification sub-working group; Member, National CyberWatch Center’s Curriculum Standards Panel; Member, Michigan Civilian Cyber Corps (MiC3)

Beverly (Bev) van de Velde – Director

Beverly is a sailor, skier, paddle boarder, foodie, world traveler, hiker, and occasional fisherwoman, as well as a Senior Manager for Symantec Global Education Services, specializing for 10 years in high stakes certification testing. Her latest challenges include managing a production team, integrating a new company, implementing an LMS, streamlining operations, and evaluating testing approaches such as lab exams, microcredentials, and digital credentials. She also serves on the PTC Board and enjoys receiving and sharing knowledge.

Ellen Julian Ph.D. – Director

Dr. Ellen Julian of Julian Consulting became fascinated by tests in the second grade and has been trying to figure them out ever since. Trained as a psychometrician, she helps testing programs grow and make transitions from paper to computer, and from multiple-choice to performance tests.


Ellen leads the PTC’s Psychometrics Committee and enjoys helping PTC members understand the psychometric implications of their test design and development choices.

Rory McCorkle Ph.D. – Director

Rory is the Vice President of Certification Services for PSI leading a team of business development, account management, and consulting professionals. Rory has worked with over 125 associations and IT credentialing organizations, including well-known licensure programs and globally renowned certifications and served as the President of International Credentialing Associates (ICA), providing test development, market research, and program management consulting for credentialing organizations.


Rory serves extensively throughout the certification community. In addition to serving on the Board of Directors of the Performance Testing Council, he was the Chair of Program for ATP’s 2017Innovations, Treasurer on the Board of Directors for the Credentialing Network Group (CNG) and the Chair of the External Stakeholders Committee for ICE. He has previously chaired the ATP Security Committee, ATP Innovations Marketing Committee, and ICE’s Education Committee. 


Rory received a Ph.D. in Organizational Leadership from The Chicago School of Professional Psychology. He also holds an MBA from Drexel University and B.A. in Psychology from Millersville University.  He is certified as a Certified Association Executive (CAE), Senior Professional in Human Resources (SPHR), Project Management Professional (PMP), and New Product Development Professional (NPDP).

Liberty Munson Ph.D. - Director

Liberty Munson, Ph.D. is the Lead Psychometrician for Microsoft’s Worldwide Learning organization. She is responsible for ensuring the validity and reliability of Microsoft technical certification and professional programs. She is considered a thought leader in the certification industry, especially in areas related to how technology can fundamentally change our approach to assessment design, development, delivery, and sustainment, and has proposed many innovative ideas related to the future of certification that involve creating “your own” certification, leveraging the power of machine learning and artificial intelligence, and designing “in experience” evaluations focused on performance that completely remove the need for traditional assessments as we think about them today. Prior to Microsoft, she worked at Boeing in their Employee Selection Group, assisted with the development of their internal certification exams, and acted as a co-project manager of Boeing’s Employee Survey.

Liberty earned her PhD in Industrial/Organizational Psychology with minors in Quantitative Psychology and HR Management from the University of Illinois at Urbana-Champaign.

Responsibilities of Board of Directors

FAQ on responsibilities of board members.

Julie Wineberg – Executive Director

Julie is a testing operations management professional successful in establishing and leading support functions. With 25+ years in the computer based testing industry, Julie’s management responsibilities have included, call center operations, program management, software development, technical help desk, test center quality, test center security, and test center operations. Using her experience and knowledge from establishing and managing the security function within Pearson VUE, Julie determined and patented the physical security features of the Pearson Professional Centers.


Before retiring from Pearson VUE Julie was responsible for global operations of their customer service (call centers) and global operations of their Pearson Professional Centers.

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