Staff – Adult Services

GSDC trains our professionals with the highest industry standards and latest innovations in therapy. Our paraprofessionals are also trained at this level to ensure consistency and the highest quality service possible.

Exceptional training and exceptional staff for extraordinary people!


Lori Jo Poole
Owner / Clinical Director of Adult Services

Lori Jo has worked at Gem State Developmental Center since 1999 and is currently the Clinical Supervisor at the Meridian Adult Program. She is a Licensed Clinical Social Worker and has earned Bachelor of Arts and Bachelor of Science degrees in Psychology with a minor in Sociology from Idaho State University and a Masters in Social Work from Boise State University. She has 20-years of experience working with adults and children with developmental disabilities and mental health diagnoses.

She has experience working with individuals, groups and professional staff in a variety of settings. Her therapeutic experience includes: parent coaching, sexuality and social skills training, cognitive self-change, anger management, behavior modification and drug and alcohol education. She is currently the President of the Board of Idaho Families of Adults with Disabilities.

Locations:  Meridian, Nampa

Lilibeth Delapeña
Developmental Specialist II

Lilibeth has worked at Gem State Developmental Center since 1998. She earned her Bachelor of Science in Psychology for Education degree at St. Louis University in Asia. She started her career at GSDC as a Developmental Specialist I and has since been promoted to Developmental Specialist II and currently works at our Meridian Adult center.

Lilibeth is a kind, compassionate and skilled multilingual individual and has always been passionate about working with people with developmental disabilities. She takes pride in finding ways to help them improve their overall quality of life. She strongly believes in the company’s mission of providing the “highest quality of functional therapeutic services while encouraging, enhancing and challenging that individual to develop strengths and skills for a successful life.” She believes in providing individuals with tools to become contributing members of society.

Locations:  Meridian

Charlotte Dringle
Developmental Specialist II

Charlotte has worked at Gem State Developmental Center since 2006. She has a bachelor’s degree from Hiram College in Ohio and a masters’ degree in Adult Education from the University of Phoenix. She started her career at GSDC as a Developmental Technician and shortly thereafter was promoted to the level of Developmental Specialist I and then to a Developmental Specialist II.

Charlotte has worked collectively in this field for over 20 years and loves the people she works with. She is a Developmental Specialist at the Nampa Adults Program and also trained in Behavior Intervention for adults. Charlotte feels joy in watching her participants' growth and shares in their pride in themselves with each accomplishment.

Locations:  Nampa

Dallin Cox
Developmental Specialist

Dallin started as an intern in August of 2020. After earning his Bachelor's degree in Social Work at Boise State University, Dallin became a full-time Developmental Specialist.  Dallin has a fun and easy going attitude, and is multilingual in Russian and English. He has always wanted a career helping individuals develop life skills, and sees this type of work as a happy and successful life. He believes that using tools that we learn from our lives can help us become contributing members of society.

Location: Meridian

Michael Sullivan
Developmental Specialist

Location: Meridian 

Robin Simmons
Developmental Technician II

Locations:  Nampa


Maria Guillen
Developmental Technician II

Locations:  Meridian - Yo Hablo Español

Heather Simmet
Developmental Technician II

Locations:  Meridian

Diana Garcia
Developmental Technician

Locations:  Nampa - Yo Hablo Español

Sherman Louie
Developmental Technician

Locations:  Meridian

Angel Comisac
Developmental Technician

Locations:  Meridian

Christina Harris
Developmental Technician

Location: Meridian 

Valorie Dudgeon
Developmental Technician

Location: Nampa