Novi Staff

Rachel Ulrich, M.S., LLP, BCBA

Rachel Ulrich, M.S., LLP, BCBA

Supervising Behavioral Consultant

Rachel Ulrich is the Supervising Behavioral Consultant at our Novi center. Rachel has been with University Pediatricians Autism Center since 2009. She has 8 years of experience in ABA (Applied Behavior Analysis) field. Her educational background includes a bachelor’s degree from Central Michigan University with a major in Psychology. She received her master’s degree in Clinical Behavioral Psychology from Eastern Michigan University. She completed her practicum experience at University Pediatricians Autism Center. Rachel has helped to develop different programs within the organization, supervised behavioral consultants overseeing cases in the Early Intervention and Direct Intervention programs, and supervised practicum students to prepare them to sit for the BCBA exam. She is currently working on developing research projects in regards to repetitive behaviors as well as expanding treatment services in Africa and India. Rachel loves seeing the children develop new skills, no matter how big or small, as well as working with the parents. In her free time, she loves to travel.

Alexis Sitarski

Alexis Sitarski

Administrative Assistant

Alexis Sitarski is the Administrative Assistant at the Novi center. She has been working at University Pediatricians Autism Center since 2014. Alexis has 17 years of experience working in the healthcare and rehabilitative field. She loves working with the families of the children diagnosed with autism. In her free time, she enjoys cooking, spending time with family and her dogs.

Amber McPhee, M.S., BCBA

Amber McPhee, M.S., BCBA

Behavioral Consultant

Amber McPhee is a Behavioral Consultant at our Novi center. She has been working at University Pediatricians Autism Center since 2013. Amber’s educational background includes a bachelor’s degree from Bowling Green State University with a major in psychology and a minor in sociology. Amber has a master’s degree in clinical behavioral psychology from Eastern Michigan University. Amber completed her BCBA practicum experience at University Pediatricians Autism Center. Her prior experience includes working with individuals with traumatic brain injury and volunteering at overnight summer camps for kids diagnosed with autism spectrum disorder. Amber’s research interests reducing stereotyped behaviors that impede learning, including repetitive motor mannerisms and vocal stereotypy. Her favorite thing about working with children diagnosed with autism is identifying creative treatment plans to meet the needs of the child and their families, and watching how much each child grows as they gain skills from their first assessment until they transition out of the program. It’s amazing to see how much we can impact the child’s trajectory in life. In her free time, she enjoys cooking, exploring local places, reading and listening to music.

Emily Wertella, M.Ed., BCBA

Emily Wertella, M.Ed., BCBA

Behavioral Consultant

Emily Wertella is the Behavioral Consultant at our Novi center. She has been working at University Pediatricians Autism Center since 2014. Emily has a bachelor’s of arts in Psychology and Spanish from Eastern Michigan University. She just recently completed her master’s degree in educational psychology and concentration in ABA from Wayne State University. Emily started her career working as a tutor at the Autism Collaborative Center at Eastern Michigan and SPLASH camp. Her favorite things about working with children diagnosed with autism is being able to celebrate the little moments that most people take for granted. Emily’s research interests are sibling and familial social interactions with the child on the spectrum. In her free time, she likes to play with her dog, go to concerts and see live bands, travel, and spend time with her friends and family.

Cheryl Erdman, M.A.

Cheryl Erdman, M.A.

Psychology Associate

Cheryl Erdman is the Psychology Associate for autism evaluations at our Novi center. Cheryl has been working at University Pediatricians Autism center since Fall of 2016. She received her bachelor’s of arts in psychology and master’s of arts in counseling psychology from Moody Theological Seminary. Her favorite thing about working with children diagnosed with autism is helping children and their families thrive. In her free time, she enjoys spending time with her husband, three kids, and seven brothers and sisters. She also volunteers at her church and loves circuit training and yoga classes.

Brook McKay, M.A.

Brook McKay, M.A.

Psychology Associate

Brook McKay is the Psychology Associate for autism evaluation at our Novi center. Brook has been working at our University Pediatricians Autism Center since Winter of 2017. Brooke has a bachelor’s of music in music therapy, graduate diploma in psychology and a master’s of arts in counseling psychology. Prior to working UPAC, she worked as a music therapist providing in-home and in-school sessions for individuals and groups diagnosed with Autism Spectrum Disorder and other special needs for nearly 10 years. Her favorite thing about working with children diagnosed with autism is the unique spirit each child brings in sharing his or her own way of communicating that may not be “society’s” norm, but it is the child’s norm; it is beautiful to see and experience in the moment. Brooke’s research interests include identifying strengths and protective factors among special needs children and their parents. In her spare time, she enjoys dancing, singing, traveling, and adrenaline-filled activities.

Julie Bellingham, B.A., RBT

Julie Bellingham, B.A., RBT

Behavioral Consultant/BCBA Practicum Student

Julie Bellingham is a Behavioral Consultant/BCBA practicum student at our Novi location. Julie has been working at UPAC since 2015. She has a bachelor’s of arts in psychology from Oakland University and is currently enrolled in a masters in Applied Behavior Analysis program at Ball State University. Julie loves working with children diagnosed with autism because the children teach her something new every day. In her spare time, she enjoys playing basketball, reading and watching movies.

Sasha Gibson, B.S. RBT

Sasha Gibson, B.S. RBT

Behavioral Consultant

Sasha Gibson is a behavioral consultant at our Novi center. She has been working at University Pediatricians Autism Center since 2014. Sasha earned a bachelor’s degree in psychology/criminal justice from Eastern Michigan University. She is currently working on master’s degree in special education/applied behavior analysis from Ball State University. Her research interests include: ASD treatment efficacy and ASD across the lifespan. Sasha loves working with children diagnosed with autism because of the difference she is making in the children’s and their families and/or caretakers lives. In her free time, she likes to read, play video games and spend time with her husband and dog.

Sul Kwag, M.Ed

Sul Kwag, M.Ed

Behavioral Consultant

Sul Kwag is a Behavioral Consultant at our Novi Center. She has been working at University Pediatricians Autism Center since the Fall of 2015. Sul has a bachelor’s degree in psychology from University of Michigan. She recently completed her master’s degree in educational psychology from Wayne State University with a BCBA certificate. Her favorite thing about working with children diagnosed with autism is seeing the progress that each child makes day-by-day. In her free time, Sul enjoys cooking, baking, photography and playing sports.

Angelena Taylor, M.Ed

Angelena Taylor, M.Ed

Behavioral Consultant

Angelena Taylor is a Behavioral Consultant at our Novi center. Angelena has been working for UPAC since Fall of 2016. She has a bachelor’s degree in psychology from Wayne State University and recently completed her master’s in educational psychology with a BCBA concentration at Wayne State University. Angelena has 3 and a half years of experience as a behavior technician and has now transitioned to a behavioral consultant. Her favorite thing about working with children diagnosed with autism is helping the kids unlock skills that have been hiding away, helping them realize their greatest potential, and giving them and their families hope for the future. In her free time, she enjoys, painting, music, reading, binge-watching shows on Netflix, cosplay, and video games.

Stephanie Gunn, B.S., RBT

Stephanie Gunn, B.S., RBT

Lead Registered Behavioral Technician

Stephanie Gunn is a Lead Registered Behavior Technician at our Novi location. Stephanie has been working at UPAC since 2015. She has a bachelor’s of science in human service. Stephanie loves watching the children progress and become a better version of themselves each day. Watching the changed that happens within the children from receiving ABA services is amazing. She approaches each day with the children as a new opportunity to help them discover another part of themselves. In her free time, she enjoys reading, singing karaoke, making baked goods and going on fun adventures with her daughter.

Elizabeth Jordan, RBT

Elizabeth Jordan, RBT

Lead Registered Behavioral Technician

Elizabeth Jordan is a Lead Registered Behavior Technician at our Novi center. She has been working at University Pediatricians Autism Center since 2009. Elizabeth has over 18 years of hands-on experience with children diagnosed with autism. She has provided ABA services in-home, at schools and center-based. Elizabeth loves to see kids master a difficult skill and figuring out different methods to teach children. In her free time, she enjoys playing with her three children, sewing, making jewelry and watching movies.

Heather Pierpoint, RBT

Heather Pierpoint, RBT

Lead Registered Behavioral Technician

Heather Pierpoint is a Lead Registered Behavior Technician at our Novi center. She has been working at University Pediatricians Autism Center since 2015. Heather has an emergency medical services certification from Schoolcraft College. Her daily responsibilities include: making program materials, writing programs for clients, training new staff on client’s treatment plans and making icons. Heather loves to see the progress in the children we work with. She enjoys going horseback riding and traveling in her free time.

Heather Yenglin, B.S., RBT

Heather Yenglin, B.S., RBT

Lead Registered Behavioral Technician

Heather Yenglin is a Lead Registered Behavior Technician at our Novi center. She has been working at University Pediatricians Autism Center since 2009. She received her bachelor’s of science in psychology from Rochester College in 2015. Heather has worked with children in a teaching capacity for 21 years. Heather loves to see the daily progress in the children that impacts both the children and their families lives. In her free time, she spends time with her two girls, gets involved in her kid’s school organizations and loves to do DIY/ home improvement projects.

Rebecca Allard, B.A., RBT

Rebecca Allard, B.A., RBT

Full-Time Registered Behavioral Technician

Rebecca Allard is a Full-Time Registered Behavior Technician at our Novi location. Rebecca has been working at UPAC since 2015. She has a bachelor’s degree in psychology from Oakland University. Rebecca began working with children diagnosed with autism since high school when she had a class where she was paired with children with special needs. She also volunteered with children on the spectrum in college. What she enjoys most about working with children diagnosed with autism is how much they teach her every day and watching the kids grow and make progress. In her free time, she loves making art and spending time on the lake.

Nicole Andrusiak, B.S., RBT

Nicole Andrusiak, B.S., RBT

Full-Time Registered Behavioral Technician

Nicole Andrusiak is a Full- time Registered Behavior Technician at our Novi center. She has been working at UPAC since 2016. Nicole has a bachelor’s of science in nutrition from Madonna University. While studying at Madonna University, Nicole worked with the adult autism program for two years. What she enjoys most about working diagnosed with autism is seeing the process of the children and when a difficult program finally clicks for the child. In her free time, she enjoys being outdoors and finding new adventures.

Katie Erwin, RBT

Katie Erwin, RBT

Full-Time Registered Behavioral Technician

Katie Erwin is a Full-Time Registered Behavior Technician at our Novi location. Katie has been working at UPAC since 2014. Katie began working with peers diagnosed with autism in high school. Her favorite thing about working with children diagnosed with autism is being able to help the kids have a better quality of life and watch the kids grow. In her spare time, she loves to paddleboard and read.

Charles Gibson, RBT

Charles Gibson, RBT

Full-Time Registered Behavioral Technician

Charles Gibson is a Lead Registered Behavior Technician at our Novi location. Charles has been working at UPAC since 2015. His favorite thing about working with children diagnosed with autism is the opportunity to teach and watch them grow as individuals. He loves positively impacting the client’s life and their families. In his free time, he enjoys cooking and trying new foods, guitar and has a nice collection of comic and video games.

Matthew Lake, ABA

Matthew Lake, ABA

Full-Time Registered Behavioral Technician

Matthew Lake is a Full-Time Behavior Technician at our Novi. Matthew has been working at UPAC since Winter 2015. He has an associate’s degree in business administration from Henry Ford College. His favorite thing about working with children diagnosed with autism is seeing the wide range of personalities and striving to help the kids learn. The children’s laughter and smiles make his day and their progress and growth. In his spare time, he likes to garden and travel. He plans on traveling the world one day.

Mickey Mattack, RBT

Mickey Mattack, RBT

Full-Time Registered Behavioral Technician

Mickey Mattack is a Full-Time Registered Behavior Technician at our Novi location. Mickey has been working at UPAC since 2015. Before working at UPAC, he grew up with a neighbor that was diagnosed with autism. He enjoyed interacting with his neighbor on a daily basis and it was one of his favorite experiences before working at UPAC. One thing that he enjoys about working with children diagnosed with autism is the amount of progression that he sees over time with the children. In his spare time, he enjoys skateboarding, snowboarding, playing disc golf, video games and hanging with his friends.