Our Team

Dr. Charles Handler - President/Founder - Rocket-Hire

Charles Handler, Ph.D.

President / Founder

Charles Handler, Ph.D., is the president and founder of Rocket-Hire. For over two decades, Dr. Handler has specialized in talent assessment, continually helping clients to develop effective, legally defensible employee selection systems. Dr. Handler has a passion for technology and has worked extensively in the field of technology based assessments, helping clients develop new models for employee selection. Dr. Handler applies a practical philosophy to the subject of talent assessment, focusing on combining sound science with innovation and practicality to create online hiring strategies that provide ROI and demonstrate the value of human capital. Dr. Handler holds a master's degree and a Ph.D. in Industrial-Organizational (I/O) Psychology.

James Illingworth, Ph.D.

Director Talent Solutions

James Illingworth, Ph.D., is an Industrial-Organizational psychologist who has worked over 15 years collaborating with organizations to implement evidence-based, technology-enabled assessment solutions. During his career, James has provided assessment consulting services to government agencies and Fortune 500 organizations across a wide range of industries and job levels. His areas of expertise include job analysis and competency modeling; assessment development, validation, and implementation; and the legal compliance and defensibility of personnel selection processes. James shares his interest in the application of technology to talent assessment through industry publications and invited presentations.

Mark Healy, MA, Vice President of Research and Development - Rocket-Hire

Mark Healy, M.A./M.S.

Vice President of Research and Development

Mark C. Healy has been with Rocket-Hire since 2004. Mark assists companies with vendor selection and development of assessment tools and designs hiring, leadership development, and training programs. He also assists growing firms with the development and sales strategy of testing and assessment products. An active researcher and writer, Mark teaches statistics, research methods, and general psychology at De Anza College and Palo Alto University.

Mike Beverage, PH.D. - Adjunct Consultant - Rocket-Hire

Mike Beverage, Ph.D.

Adjunct Consultant

Michael Beverage was born and raised in Ona, West Virginia. There, he attended Marshall University where he majored in psychology. He obtained his Ph.D. and Master's Degree in Industrial-Organizational Psychology from the Florida Institute of Technology in 2016. He has experience working in many aspects of the I/O field, including test design, conducting statistical research, and teaching statistics. Some of his research interests include workplace motivation, organizational justice, self-regulation, EEO Law, social media, and I/O psychology in the sports world. In addition to Rocket-Hire, Michael currently works as a Senior HR Analyst at the Orange County Sheriff's Office in Orlando, Florida.

Marilyn Bucker

Partner/Executive Assessment Practice Leader

Ph.D Counseling and Management | Georgia State University. Dr. Marilyn Buckner has over 20 years of experience advising clients on cutting edge leadership assessments and writing executive assessment reports at global Fortune 500 companies. Her client list is extensive and covers many industries including automotive, manufacturing, and food. She has designed full-scale assessment and leadership development programs at companies such as Cox Automotive, J. M. Huber, and CP Kelco Inc. Her unique focus at Rocket-Hire is to provide validated in-depth assessment and practical resources that ensure leadership success. Dr. Buckner is a Distributor and Master Trainer for Hogan Assessments.
John Humphries - Lead Statistician / Psychometrician - Rocket-Hire

John Humphries, M.A./M.S.

Lead Statistician / Psychometrician

John R. Humphries, Jr., has developed his research and evaluation expertise over the course of more than 10 years of professional experience. After earning his Master’s Degree in Industrial-Organizational Psychology, John gained a broad array of experience developing and implementing research methodologies ranging from door-to-door surveys to international online surveys. Applying statistical and qualitative research methodologies to achieve reliable results is one of John’s primary professional strengths. John is well versed in transforming proprietary governmental and private industry database information into readily comprehensible knowledge that facilitates accurate decision-making. He has conducted numerous program evaluations, market research projects, public opinion research projects, and evaluations of governmental performance.

Dr. Donna Sylvan (Sub-Contractor)

Senior Executive Assessment and Development Consultant

Dr. Donna Sylvan has over 25 years of experience as a consultant and as a Human Resources Manager. Over her tenure, she has put a specialized focus on assisting leaders to create high performing organizations. She has designed, implemented, and facilitated assessment systems that provided developmental feedback to supervisors, managers, and other high potential employees. She has also coached executives and other leaders to improve their performance and working relationships. Her role at Rocket-Hire is within the assessment practice and she is certified in several assessment tools, including the Hogan Assessment Series.

Dr. Ron Strieker

Senior Executive Assessment and Development Consultant

Dr. Ron Strieker has been working internally and externally in executive development capacities for over 30 years. His vast expertise is within executive assessments, organizational development, learning, and coaching. He has experience working with full-scale executive assessments in companies in the automotive, manufacturing, and healthcare industries. Dr. Strieker is a part of the assessment practice team at Rocket-Hire and works to assist organizations in building strong effective teams and cultures. He is certified in a variety of assessments, including Hogan.

Robert Slabik

Associate Analyst/Project Manager

Robert Slabik has been assisting organizations in implementing assessment strategies for over 5 years. In his short tenure, he has run assessment center projects for global Fortune 500 companies in the financial, pharmaceutical, and tech industries. Through his assessment center work, he has sought to assist companies in finding the right talent for their organization, and to identify high-potential employees. As a project manager in the assessment practice at Rocket-Hire, Robert’s role is in coordinating the team to successfully tie complex projects together and see them through to completion.

Mandy Katz

Administrative Coordinator

Mandy Katz has over 10 years of experience in providing client and staff support, event planning, assessment, and training program oversight. With a history of being a primary interface between vendors and clients, she works to provide a seamless experience in coordinating full-scale projects. As a key member of the Rocket-Hire team, she has extensive experience in organizing/scheduling meetings and appointments, booking travel arrangements, submitting and reconciling expense reports, and paying vendors and contractors.