Grace is a first-year graduate student in the Performance Management Laboratory at the University of Kansas. While completing her bachelor’s degree in Applied Behavioral Science, she pursued the Organizational Behavior Management Research and Practice specialty area under the supervision of Dr. Florence D. DiGennaro Reed. She worked as a student consultant helping a nonprofit company improve aspects of its performance management systems. Her current interests include applied and translational research on feedback in the workplace, performance management consultation, and mentoring undergraduate students.

Graduate Student Colleagues

Abigail Blackman, MS, BCBA

Matthew Laske, MA

Sandra Ruby, BA, RBT

Undergraduate Student Teammates

Matt Harbison, BA

Tyler Erath, MA

Grace Bartle, BA

Tyler is a fifth-year graduate student in the Performance Management Laboratory at the University of Kansas. He received his Bachelor’s degree in Psychology, as well as his Master’s degree in Experimental Psychology from Appalachian State University. Working under the supervision of Dr. Cynthia Anderson, he completed his Master’s thesis on the topic of performance management, investigating the potential utility of a stress management intervention for direct support staff serving individuals with intellectual and developmental disabilities. Currently, his research interests include physical activity in the workplace, staff training, and organizational behavior management applied to the human service setting.

Marren Leon-Barajas, MA, BCBA

Performance Management Laboratory

Matthew Laske is a first-year graduate student in the Performance Management Laboratory at the University of Kansas. Matthew completed his master’s degree in Industrial-Organizational Psychology and Human Resource Management at Appalachian State University working under the guidance of Dr. Timothy Ludwig. He completed his bachelor’s degree in Behavioral Sciences from Western Michigan University. He previously served as a project manager for the safety analytics team at Appalachian State University seeking to identify variables that are most predictive of adverse safety outcomes. His research interests include the investigation of effective communication and public speaking behaviors, behavioral safety, and how data analytics can be an effective tool for pinpointing life-critical behaviors in safety. In his free time, Matthew enjoys biking, basketball, and painting along with Bob Ross.

Sandra is a third-year graduate student in the Performance Management Laboratory at the University of Kansas. Before KU, she received her Bachelor's degree in Psychology and managed Dr. Steven Payne's behavior lab at California State University, Fresno. Outside of school, she worked as a Registered Behavior Technician at California Autism Center and Learning Group and then as a Clinical Case Associate at Swan Consulting, Inc. Her current interests include navigating graduate school and perusing performance management.

Marren joined the the Performance Management Laboratory in Spring 2020. She received her Bachelor’s degree in Psychology from Park University in Parkville Missouri. After working in the human services field for several years, she applied to graduate school and earned her Master’s degree under the supervision of Drs. Jim Sherman and Jan Sheldon at the University Kansas. Her Master’s thesis focused on increasing physical activity in adults with intellectual and developmental disabilities. Currently, her research interests include staff training, improving fidelity of token economy implementation, and increasing mask-wearing compliance in staff working with adults with intellectual and developmental disabilities. Marren aims to be the Director of Behavioral Services at GoodLife Innovations post-graduation, where she has been employed in various roles for 10 years.

Matt is a second-year graduate student in the Performance Management Laboratory at the University of Kansas. He worked with the lab to receive his Bachelor’s in Applied Behavioral Science. Working under the supervision of Dr. DiGennaro Reed, he developed and emplaced interventions to improve employee performance at human service organizations, and consulted on systems analysis with other programs on campus affecting the transition of incoming student veterans. Matt was commissioned into the US Army in May of 2020 and returned to active duty. He is pursuing a Master’s in Applied Behavior Analysis with a focus on Organizational Behavior Management in hopes of understanding systems-level interventions that could be used to benefit the lives and performance of service members across multiple echelons.

The Performance Management Lab includes highly trained and skilled undergraduate students specializing in Organizational Behavior Management. They work as organizational consultants and research assisants under the supervision of Dr. DiGennaro Reed and graduate students. The following students were invited to join the lab after a rigorous interview process involving structured interviews, work sampling, and role plays.


  • Maranda Scheller
  • Sam Haynes
  • Mary-Alice Williams
  • Molly Reed
  • Megan Gunter
  • Rylie Sant

Abby is a fourth-year graduate student in the Performance Management Laboratory at the University of Kansas. After receiving her Bachelor’s degree in Psychology from Binghamton University, she went on to pursue her Master’s degree in Applied Behavior Analysis and Organizational Behavior Management at Florida Institute of Technology. During her graduate training, under the supervision of Dr. Christopher Podlesnik and Dr. Corina Jimenez-Gomez, she worked on research projects that were both applied and translational in nature. Her current research interests lie in staff training, maximizing feedback effectiveness, and telehealth models for training. Abby hopes to be a research faculty member after completing her degree at KU.