Keith E. Williams, Ph.D., BCBA-D.  Keith Williams is the Director of the Feeding  Program at the

Penn State Hershey Medical Center and an Associate Professor of Pediatrics at the Penn State

College of Medicine.  Keith has worked at the Feeding Program since its inception in 1997. The

Feeding Program has treated children from 21 states and 5 countries outside the U.S.  Keith

conducts workshops and trainings on the behavioral treatment of  childhood feeding problems both

nationally and internationally. He has 30 publications related to feeding problems and child nutrition

including the recent book co-authored with Richard Foxx, Treating eating problems of children with

Autism Spectrum Disorders and Developmental Disabilities.

Lacey Bailey completed her undergraduate degree in Psychology at Mercyhurst College in Erie,

Pennsylvania and is an alumni of the Applied Behavior Analysis Master’s program at Penn State

Harrisburg. Lacey has been working in the human services field utilizing behavior analysis for over 6

years.  She has also been involved in various ABA and professional psychological organizations

throughout her career. She served as the secretary for Psi Chi, the National Honor Society of

Psychology in 2008 and has been a member since 2006.  In addition, this will be the third year that

she has helped plan and organize the annual PennABA conference and her fourth PennABA

conference since relocating to Central Pennsylvania. She has attended the National ABA conference

the past three years. This year in San Antonio, she will be a presenting her poster, "One Year

Follow-Up: Treatment of Aggressive, Pubescent Female in Home Setting." Currently, she works as

a private behavior consultant in Central Pennsylvania, primarily treating children and adolescents with

severe problem behavior.

Kelly Kates McElrath, Ph.D., BCBA. Kelly Kates McElrath earned a Ph.D. in   Educational

Psychology with area specialization in Special Education from Temple University.  She has been a

Board Certified Behavior Analyst since 2000.  Kelly currently works as an applied behavior analyst

for the Bucks County Schools Intermediate Unit #22 serving classroom teachers and public

school    students diagnosed with autism spectrum disorders.  Additionally, she is an adjunct

instructor in the College of Education at Holy Family University and in the College of Education

(CITE) at Temple University.  Kelly’s experiences have included assessment and treatment of

challenging behavior on an in-patient and out-patient basis, as well as school and home-based

educational / language programming for students with autism and developmental disabilities.  Her

research interests include incorporating the functional assessment process into school settings

and evaluating the outcome of educational programs for children with autism.

Kate Peterson,

M.A.

Kathryn Peterson, M.A. Kate Peterson is a recent graduate of the Applied Behavior Analysis

Masters program at Penn State Harrisburg.  She received her Bachelor of Science  degree at

the University of Nebraska at Omaha in Exercise Kinesiology. Kate has been heavily involved in

the applied behavior analysis field for the past 4 years.  During her graduate studies, she was a 

member of the National Honor Society in Psychology, Psi Chi.  Since 2008, Kate worked as an

Editorial Assistant for Behavioral Interventions, an internationally known, peer-reviewed journal.

She has also worked as a graduate teaching assistant at the Pennsylvania State University,

teaching several graduate Applied Behavior Analysis classes.  Kate has been a volunteer for

PennABA for the past two years, assisting with the planning and organization of the annual

conference.  She has attended two National ABA conferences and will be presenting with several

colleagues and Dr. Foxx at this upcoming conference in May. Kate currently works as a private

behavior consultant, treating severe problem behavior with Dr. Richard Foxx, Ph.D., BCBA.

Lisa Stewart, B.S. Lisa earned her Bachelor’s of Science degree in Psychology from the Fairmont

State University in 2006. She has been a member of Psi Chi, the National Honor Society in

Psychology, since 2003. Lisa is currently enrolled at the Pennsylvania State University’s Applied

Behavior Analysis graduate program in Harrisburg, PA, working towards her Master’s degree. For

the past two years, she has worked as therapeutic staff support. Her interests include working with

high risk and severe behavior  adolescents and students with autism.

Richard Miller,

M.A.

Rich is a graduate from the Penn State Harrisburg Applied Behavior Analysis Master's Program.

He is the PennABA Newsletter Editor and Webmaster. He is a former Webmaster and

Secretary of the Penn State Harrisburg chapter of Psi Chi, Honor Society. He received his Bachelor’s

of Science degree in Psychology and an Associate’s degree in Information Science and Technology

from Penn State Schuylkill Campus. He is involved with website development, video production,

photography, desktop publishing, computer hardware and networking. He currently works for the

Commonwealth of Pennsylvania.