Meet Our Experts
The ACT Research team is comprised of a variety of backgrounds and disciplines, offering a wide spectrum of knowledge in support of our high-quality, high-impact products and services. Our mission-driven team provides policymakers, educators, parents, and learners with research-based insights to inform their decisions. We deliver educators and workforce development professionals with tools and services needed for exploring and navigating education and career pathways.
Jeff Allen, PhD
Jeff Allen is a statistician in Applied Research. He specializes in longitudinal research of educational outcomes, student growth models, and validation of college readiness measures.
Cristina Anguiano-Carrasco, PhD
Cristina Anguiano-Carrasco is a research scientist in the Center for Social, Emotional, and Academic Learning (SEAL). Her research focusses on the measurement, assessment development, and associated response biases of Social and Emotional skills.
Ann Arthur, PhD
Ann Arthur is a psychometrician in Research and Psychometrics. Her research interests include mode comparability, process data, and latent variable models.
Lori Beckermann, MBA
Lori Beckermann is part of the Research Administrative team and works in Agile and project management.
Becky Bobek, PhD
Becky L. Bobek is a principal research scientist specializing in how people navigate their education and career transitions successfully. With an applied research and practitioner background, she has extensive experience focusing on the factors and processes contributing to informed education and career decision-making and planning. Her experience has also included leading the development of frameworks, assessments and curriculum related to education and career planning, academic and career counseling, career development training, and building tools that help individuals with the navigation process.
Jeremy Burrus, PhD
Jeremy Burrus is the Senior Director of ACT’s Center for Social, Emotional, and Academic Learning (SEALs). His main research interests are in developing innovative assessments of social and emotional learning skills, developing and studying curricula and interventions to improve social and emotional skills, and cognitive biases.
Alex Casillas, PhD
Alex Casillas is a Principal Research Psychologist in ACT’s Center for Social, Emotional, and Academic Learning specializing in assessment design, behavioral predictors of performance and persistence in education and work settings, and implementation of SEL programming. His research increasingly focuses on helping historically underrepresented populations achieve more equitable outcomes in education and at work.
YoungWoo Cho, PhD
YoungWoo Cho is a lead psychometrician in Research and Psychometrics at ACT specializing in scaling, equating, IRT, and classical test theory.
Carla Caro, MA
Carla Caro is a Program Director with the Credentialing and Career Services team. She works with licensure and voluntary certification organizations across a range of profession, providing strategic guidance and credentialing-related research, and has special interest in microcredentialing.
Jeff Conway, PhD
Jeff Conway is an Industrial/Organizational psychologist who studies the validity and efficacy of ACT's workforce assessments.
Ty Cruce, PhD
Ty Cruce is a principal research scientist in Applied Research, where he provides research and evaluation support for ACT products, services, and initiatives.
Nola Daley, PhD
Nola Daley is a Research Scientist in ACT’s Center for Social, Emotional, and Academic Learning. Her background is in Cognitive Psychology and her research focuses on examining techniques and instructional materials to support effective and efficient student learning.
Sandy Greenberg, PhD
Sandy Greenberg is Vice President for the Credentialing and Career Services team. She works with organizations who wish to recognize the competence, knowledge, and skills of students, employees, and professionals. She is interested in facilitating the transition of practitioners across a career lifespan in any profession or industry.
Samuel Haring, PhD
Samuel Haring is a senior research scientist at ACT specializing in automated test assembly, computerized adaptive testing, and supporting state services.
Dianne Henderson, PhD
Dianne Henderson joined ACT in May 2019 and leads the Psychometric Research and Assessment Transformation team in CORE Operations. She has extensive experience creating innovative solutions for educational assessment and measurement, including formative, interim, and summative assessments with expertise in test design, IRT, CAT, AI, and technology in education, equating, test scoring and reporting. Dr. Henderson earned her PhD in educational psychology from the University of Alberta, Edmonton, AB, Canada and continues to be active in ATP, AERA, and NCME. She has previously held positions at CTB/McGraw-Hill, ETS, ProExam, and Renaissance Learning.
Cindy Hill, PhD
Cindy Hill is a Principal Industrial/Organizational Psychologist at ACT and has been a major contributor to ACT’s WorkKeys system. Dr. Hill conducts validation studies for the development and review of tests for hiring, certification and licensure. This includes job analysis, the development of test content outlines, national surveys, data analysis, item writing and review, standard setting, and validating the test scores of off-the-shelf and company-specific tests. Her recent research has explored the alignment and “stacking” of credentials.
Chi-Yu Huang, PhD
Chi-Yu Huang is a lead psychometrician in Applied Research at ACT, Inc. She has extensive experience in operational psychometric procedures for licensure and certification examinations, computerized-based testing, and data forensics analyses.
Yuchi Huang, PhD
Yuchi Huang is a senior research scientist on Machine Learning and Artificial Intelligence at ACT Inc. Prior to joining the team, Yuchi was a natural language processing (NLP) research scientist at Educational Testing Service. He earned his PhD in computer science from Rutgers University. At ACT, Yuchi spearheads research on the use of machine learning/deep learning models in education research. His current areas of interest include automatic generation of multimodal educational resources, multimodal analytics for measurement of complex skills and competencies, and automatic photorealistic avatars generation for human-agent interaction.
NooRee Huh, PhD
NooRee Huh is a senior psychometrician with extensive experience and expertise in designing, planning, organizing, leading, and conducting, various psychometric analyses that include interpretating and summarizing the analyses’ outputs and their implications. NooRee’s research interests and work history include test security, equating and scaling, item calibration, concordance, norming, test motivation, and computer adaptive testing. In addition to her doctorate in Educational Measurement and Statistics, NooRee earned a master’s degree in Educational Psychology with a specialization in counseling.
Shalini Kapoor, PhD
Shalini Kapoor is a senior psychometrician at ACT. Her research interests include mode comparability, equating, automated test assembly, computerized adaptive testing, and practical issues related to measurement.
Minsung Kim, PhD
Minsung (Douglas) Kim is a psychometrician in Research and Psychometrics. He has psychometric consulting experience in audit and accreditation of testing programs. His research interests include developing advanced measurement model, automatic item generation, and machine learning.
Dongmei Li, PhD
Dongmei Li is a lead psychometrician at ACT specializing in scaling, equating, and growth modeling.
Xin Li, PhD
Xin Li is a lead psychometrician in Research and Psychometrics. Her research interests include computer adaptive testing, statistical modeling, and practical issues in testing.
Ian MacMillan, PhD
Ian MacMillan is a systems analyst in the Automated Content Generation group at ACT. His research interests include automatic item generation, data visualization, and natural language processing.
Jill McVey, PhD
Jill McVey is a research scientist in ACT's Center for Social, Emotional, and Academic Learning. She has a background in education and enjoys applied research related to social and emotional learning.
Rick Meisner, MS
Rick Meisner is a Principal Content Systems Analyst in the Automated Content Generation group. He has been with ACT for 33 years, and has six granted patents in areas including automated item generation and automated essay scoring.
Joann Moore, PhD
Joann Moore is a senior research scientist in Applied Research act ACT specializing in prediction of secondary and postsecondary outcomes from academic and non-cognitive factors.
Patricia Muenzen, PhD
Patricia (Pat) Muenzen is a Director with the Credentialing and Career Services team. She conducts research to support professional workforce career development, professional licensure and certification programs, and has special expertise in practice analysis and competency profile development.
Dana Murano, PhD
Dana Murano is a Research Scientist in ACT's Center for Social, Emotional, and Academic Learning. Her background is in Educational Psychology and her research focuses primarily on the development and assessment of social and emotional skills in students.
Sungjin Nam, PhD
Sungjin Nam is a research scientist in Applied Research at ACT. His research focuses on understanding and supporting students with behavioral and linguistic data. He has expertise in applied machine learning and natural language processing.
Carol Ogletree, PhD
Carol Ogletree is a Senior Industrial/Organizational Psychologist who leads and collaborates on consulting projects for external clients to guide them in their implementation of workforce products. She facilitates workshops to teach clients how to implement the job/curriculum/occupational profiling component of ACT’s WorkKeys® system, and mentors them through their subsequent consulting engagements. She monitors and performs quality control on incoming client job analysis data and plays an integral role in developing and maintaining ACT’s proprietary job analysis software. She also works with external clients to complete practice analysis studies to develop or update their test content outlines.
Helen Palmer, PhD
Helen Palmer is director of Industrial-Organizational Psychology at ACT. Her work involves a variety of issues related to the use of assessments in the workplace.
Chen Qiu, PhD
Chen Qiu is a psychometrician in Psychometrics Research at ACT, specializing in computer adaptive testing, statistical modeling, psychometric modeling and machine learning.
Edgar Sanchez, PhD
Edgar Sanchez is a lead research scientist in Applied Research at ACT. He specialized in quasiexperimental design usage and predictive modeling in support of ACT's test preparation programs.
Bob Sanders, MBA
Bob Sanders is a Director of Research Resources. He has experience in education assessment operations and education technology solutions, and is known for championing new ideas and initiatives while ensuring the customer journey consistently reflects the utmost standards of service and quality. Bob is Co-Inventor of a US Patent for a system and method for automated evaluation system routing, combining best practices of human and automated scoring processes.
Jeff Schiel, PhD
Jeff Schiel, a lead research scientist on ACT’s applied research team, specializes in the design and methodology of surveys and survey sampling. He has held several positions at ACT, one of which was director of survey research. Prior to that, he led survey-related work at the University of Colorado Boulder.
Joyce Z. Schnieders, PhD
Joyce Z. Schnieders is a research scientist in Applied Research. Her research interests include K-Postsecondary students' learning experiences and education/career navigation experiences.
Bob Schwartz, PhD
Bob Schwartz is a Director of Research Resourses. He is a psychometrician with experience supporting all aspects of assessment programs.
MinJeong Shin, PhD
MinJeong Shin is a lead psychometrician at ACT. Her research interest includes practical measurement issues in K-12 standardized assessments.
Jeffrey Steedle, PhD
Jeffrey Steedle is a lead psychometrician directing the team responsible for statistical analyses for the ACT test and guiding research studies related to maintaining measurement quality while making changes to the assessment program. Jeff holds advanced degrees in education, statistics, and educational psychology, and his research interests include assessment validation, psychometrics, and motivation on achievement tests.
Kristin Lansing-Stoeffler is a Senior Learning Solutions Designer in ACT’s Center for Social, Emotional, and Academic Learning. Her background is in student engagement and the innovative measurement of 21st century skills including Creative Thinking, Collaborative Problem Solving, Critical Thinking, and ICT.
Melinda A. Taylor, PhD
Melinda Taylor is a principal solutions designer in Research and Psychometrics. She provides thought leadership to the organization around product and process enhancements in support of the strategic mission as well as guidance to cross-functional teams on implementation of changes.
Eric Vincent is Program Director of Credentialing and Career Services. He develops tests that provide professional and career credentials and meet accreditation requirements.
Kate Walton, PhD
Kate Walton is a Principal Research Scientist in ACT’s Center for Social, Emotional, and Academic Learning. Her primary research interests are in developing social and emotional skill assessments and evaluating the validity and efficacy of ACT’s social and emotional skill assessments and curricula.
Ann Wang, PhD
Ann Wang is a senior psychometrician in Psychometric Research. Her research interests include computer adaptive testing and practical issues in testing.
Hongling Wang, PhD
Hongling Wang is a senior psychometrician in Research and Psychometrics. He is the architect of ACT's data forensics system for Test Security. He designed different procedures for detection of possible test collusions in examinee level, test center level, and cross-test center level.
Shichao Wang, PhD
Shichao Wang is a psychometrician in the Assessment Transformation department specializing in test equating and scaling and supports for automatic test assembly.
Linette Weimer is a Program Manager on the Industrial-Organizational (I-O) Psychology team in ACT’s Research department. She is responsible for coordinating a wide variety of activities involving client-related work conducted by I-O team members and is often the first contact for clients interested in services provided by the team. This work includes WorkKeys profiling training and Linette registers clients into training opportunities, facilitates the processing of agreements and billing, tracks clients’ distance learning activities, maintains training materials, as well as assists with special ACT research projects such as generating cross walks and standard setting.
Scott Wood, PhD
Scott Wood is a Lead Research Scientist at ACT, specializing in automated essay scoring and automated constructed response scoring. He has conducted research on the CRASE+ automated scoring engine and has overseen operational automated scoring on summative, formative, practice, and research assessments for over 10 years.
Jing-Ru Xu, PhD
Jing-Ru Xu is a psychometrician at ACT. Her research interest includes practical measurement issues in large-scale assessment.