Our Instructors

Leesa Joiner

Leesa is originally from Ohio but has lived in Maine for 22 years. She earned a Master’s degree in Technology Education and a CAS in Educational Leadership.

Leesa taught Special Education for 17 years before changing to Technology Education. She has taught high school and university level courses both online and face-to-face.

Shawn Magaw

Shawn is a world history teacher who has been at Massabesic since 2007. He previously taught at Biddeford and Kennebunk. Shawn graduated Magna Cum Laude from the University of New England. In his spare time, he trains hunting dogs and tries his hand at fly fishing.

Barbara Gauvin

Barbara earned her Bachelor’s degree in Elementary Education from UMF. She taught grades 2-5 for 11 years then began teaching adults in GED-Preparation and English in the Auburn and Lewiston programs. Barbara then completed a Master’s degree in Adult Education and a Certificate of Advanced Studies in Adult Learning.

She was a Director in Union #44 before coming to MCAL in 1995. Barbara enjoys genealogy, reading, traveling and showing her two Samoyeds, Casey and Callie.

Martha Gagnon

Martha graduated from UNC-Wilmington with a Bachelor’s degree in Elementary Education and taught grades 2-4 in North Carolina and Gorham, ME before coming to RSU 57. She has been teaching at Line School since 1993. In 2003 she began working evenings at MCAL as a tutor and GED teacher. She then became the Academic Advisor. Martha is often the first contact for adult learners seeking a diploma or HiSET certificate. She completes the intake process and guides them through their courses until they reach their goals.

Martha Chessie

Adult Education is where Martha got her start in basket weaving over three decades ago! She has been fortunate to share her love of basket weaving and mitten-making throughout programs in southern and mid-coast Maine. Martha also travels to various fairs and festivals throughout New England. When she is not weaving, you can find her enjoying her family, including her 4-year old granddaughter.