Amanda Crosby
President
Term 2026-2029
acrosby@coloradoea.org
acrosby@lps.k12.co.us
Amanda Crosby became a Social Studies teacher at Arapahoe High School in 2001. She earned her Bachelor’s degree in American Studies from the University of Notre Dame, and her Master’s degree in Curriculum and Instruction from CU-Denver. Amanda is in her fourth term as the LEA President, having previously served as Vice President, and on LEA’s Executive Board and Membership Committee. She is committed to advocating for LPS educators and their students. Amanda grew up in Littleton, and now lives in Denver.
Reach Amanda Crosby by email or cell: 303-909-6726
Erin Trigonoplos
Vice President
Term 2026-2029
etrigonoplos@lps.k12.co.us
Erin Trigonoplos is a 4th grade teacher at Dr. Justina Ford Elementary. She earned her Bachelor’s Degree in Fine Arts at the University of North Carolina at Asheville, and her Master’s Degree in Curriculum and Instruction from Western Governors University. She has been teaching for 8 years, and was a paraprofessional for 3 years prior, all in LPS. Erin loves teaching 4th grade and has been fortunate to be at two exceptional communities in LPS, first at Twain Elementary and now at Ford. This is her first term as Vice President of LEA. She has been an AR for 6 years, part of the Executive Board for 3 years, and was on the Negotiations Team last year. Erin is proud to represent educators in Littleton and to be an advocate on their behalf. She lives in Littleton with her husband and two daughters.
Leah Montequin
Secretary/Treasurer
Term 2024-2027
lmontequin@lps.k12.co.us
Leah Montequin is a Kindergarten teacher at Lois Lenski Elementary School. She earned her B.A. at the University of Michigan, and her Master’s Degree in Literacy at the University of Iowa. She has been teaching for 25 years, and spent most of those years at Peabody Elementary in LPS. Leah has also taught in Iowa City, Iowa and Madison, Wisconsin. She has been an Association member since starting in LPS in 2006. She became an Association Representative at Peabody and continues that now at Lenski. She has been on the Executive Board and is honored to represent Teachers and Special Service Providers on the Negotiations Team. She is excited to continue that work in the Secretary/Treasurer role. Leah lives in Littleton with her rescue dog Maybell, and has two grown children who are alumni of Littleton Public Schools.