Ad Hoc Analytics
Frances Frick Burden, Ph.D. - Principal

For the past 11 years, Dr. Burden has served as a statistical consultant on a number of projects in the areas of criminology, criminal justice, education, and public policy. Before starting Ad Hoc Analytics, Dr. Burden worked for four years as a Senior Associate in the Community, Family and Education Studies (CFES) division at ICF International. She has also received additional training in specialized statistics, including hierarchical linear modeling (HLM), missing data analysis, data mining, and GIS and spatial statistics. Frances Frick Burden received her Ph.D. in Crime, Law and Justice from Penn State University in 2009 and a M.P.P. in Public Policy from the College of William and Mary in 2000.

William E. Pate II -

For the past 14 years, Mr. Pate has managed a number of research projects, including national surveys for the American Psychological Association and a federally funded evaluation of a summer program designed to increase the involvement of minority students in neuroscience careers. Mr. Pate received his M.A. in Industrial-Organizational Psychology from George Mason University.

Jessica L. Kohout, Ph.D. -

Prior to 1990, Dr. Kohout served as a research consultant in Denver, Colorado and subsequently as an associate with a research firm in DC and with the American Psychological Association. Between 1990 and 2011, Dr. Kohout was the director of what is currently the Center for Workforce Studies at the American Psychological Association. In that time, as well as maintaining chief administrative, supervisory and budgetary oversight, she authored numerous peer-reviewed articles and technical reports and presented at national and regional conferences on the changing demographics, education pipeline, and workforce in psychology and in higher education more generally. She has extensive contacts across the higher education community and federal agencies and a broad knowledge of available data and resources. Dr. Kohout received her PhD in 1985 in Sociology (applied) from the University of Denver.

Jessica L. Hammersla Consultant

For the past 12 years, Mrs. Hammersla has planned and executed large-scale research efforts in the areas of workforce, education, training, and human capital. She has experience with implementing innovative data collection technologies and data integrations in non-profit and government settings. Most recently, as a contractor, she led the implementation of a web-based training evaluation system, utilizing Kirkpatrick and Phillips models, at NASA. Mrs. Hammersla received her B.A. in Psychology from the University of Michigan.

Heidi Thielmann - Consultant

Heidi has provided statistical consulting for the past six years in the areas of criminology, changing dating and marriage patterns, experimental weight loss, nutrition, economic security, education, health and well-being, safety and violence, and leadership and giving. In addition to statistical consulting, Heidi works at the University of Washington Human Subjects Division reviewing biomedical research IRB applications for adherence to ethical and regulatory guidelines. Heidi expects to receive her Ph.D. in Sociology from University of Washington in 2015. She has a minor in statistics with training in data visualization; log linear, causal, and hierarchical linear modeling (HLM); spatial statistics; and geographic information systems (GIS). In addition, she has used, and taught courses in, qualitative research methodology.

Marlene Wicherski
- Consultant

Marlene is a survey research consultant in Cambridge, Massachusetts.  For two decades, she managed psychology workforce survey projects and data analyses in APA’s Center for Workforce Studies, authoring dozens of reports.  Since 1995 she has worked under contract with APA, the Society for Human Resource Management, and neuropsychology research laboratories.