All Team Members

Dee Viscount Dee has been part of ABI since the organization’s early days, growing with the company through every stage. She is a proud mother of four grown children: including one with special needs, and a grandmother to three granddaughters…

Yasmin Messaggi Hi, I’m Yasmin! I come to ABI with over five years of recruitment experience along with a passion for developing relationships and recruiting top talent.

William Agganis As the CEO of Applied Behavior Institute, William “Bill” Agganis is responsible for developing strategies and business solutions to assist families and ABA therapy teams with the challenges children with autism face on a day-to-day basis. Bill brings…

Kelsey St. George M. Ed., BCBA, LABA Hello! My name is Kelsey St. George. I’ve been working in the field of Applied Behavior Analysis since 2015. I received my bachelors degree in social work from Rhode Island College and my…

Cassidy Doggett, M.S., BCBA, LABA, DSS Hello! My name is Cassidy, and I have almost 12 years of education and experience in the field, having taken my first course in ABA all the way back in 2014. I will have…

Alyssa Duncan, M.Ed., BCBA, LABA My name is Alyssa I’m a BCBA and have been in the field for 7 years. I started right out of undergraduate school and was at the New England Center for Children for several years…

Carolyn Walker, M.S., BCBA, LABA I was introduced to the field of Applied Behavior Analysis as an undergraduate during an internship as a behavior therapist. I fell in love with the field and went on to graduate school to obtain…

Angela Guaraldi, M.S., BCBA, LABA My name is Angela and I’ve been in the field for over just over 10 years. I graduated with my Master’s in Applied Behavior Analysis from Simmons University in 2019. Prior to joining ABI, I…