Association of Teachers of Mathematics in Maine
Mission Statement
The Association of Teachers of Mathematics in Maine is a professional organization whose mission is to promote and support improved student learning of mathematics. ATOMIM provides and encourages participation in professional development for teachers that leads to equitable, effective, and quality mathematics instruction.

Board Members


Jenny Jorgensen

Jenny Jorgensen is a long time member of ATOMIM and is excited about her role as President of the organization for the next two years.  She is a Mathematics Field Coach in the southern part of the state for the University of Maine at Farmington. She also teaches a Math Methods class for the ETEP program at the University of Southern Maine and teaches an undergraduate math class for Southern Maine Community College. She spent many of her 33 years in public education as a math lead teacher and as an eighth grade math teacher.  She is the 2012 Awardee of the Jacqueline Mitchell Award and the 1991 Presidential Awardee for the State of Maine. Jenny is looking forward to encouraging more teachers in the state to participate in the annual conference and in other professional learning opportunities that are offered by ATOMIM throughout the year.

Past President 

Marielle Edgecomb

Marielle Edgecomb is a veteran educator of more than 29 years and has enjoyed numerous educational roles both in the classroom and beyond.  Marielle is passionate about proficiency-based education and student-centered classrooms.  Her current role as a middle level math teacher at the Peninsula School in Prospect Harbor allows her the opportunity to work with students and colleagues to reach for the ideal on behalf of every student.  ATOMIM has provided the perfect opportunity to bring colleagues together to celebrate our work in mathematics, helping students see that math makes sense and is accessible by all.  Marielle is the 2015 Maine PAEMST awardee and the 2017 Hancock County Teacher of the Year.

Communications Director    

Jennifer Daniels

Jennifer Daniels is a K-4 math coach for the Sanford School Department. She has recently graduated from the University of Maine at Farmington with her Masters Degree in Educational Leadership along with completing the Math Leadership Certificate.  She enjoys working with the Mathematics Community Teacher Leader group to provide professional development to teachers across the state. She is looking forward to being your Region 8 representative.


Hattie Pellegrino 

Hattie Pellegrino is a mathematics educator at Massabesic High School in Waterboro, Maine since 2009 teaching Algebra, Geometry, and Financial Literacy. She earned both a Bachelor of Arts Degree in Mathematics and a Master of Science in Education from the University of Southern Maine.  Hattie has continued her education as a mathematics leader through University of Maine at Farmington. She has facilitated dine and discuss opportunities through her work with Mathematics Community Teacher Leaders and the Maine Department of Education.

Membership Chair

Pamela Rawson

Pamela Rawson has been a high school math teacher in southern Maine for more than 25 years, teaching the last few years at Baxter Academy for Technology and Science. She has also taught in Wells, Cape Elizabeth, Portland, and at Poland Regional High School. She took a two year break from teaching to work for the Maine Mathematics and Science Alliance (MMSA) as a math facilitator in the SAD75/Brunswick Beacon Center. Pam’s other educational passion is professional development. Beginning in 1993, Pam worked as a co-director for the Summer Mathematics & Science Teacher Academies in southern Maine. While she was mathematics facilitator for MMSA, she co-wrote a grant to introduce Connected Mathematics to middle school teachers. Most recently, she has become a Texas Instruments T-cubed Regional Instructor.

ATMNE Representative

Shawn Towle

Shawn Towle, ATMNE Representative, has been a middle school mathematics teacher in Maine for the past 25+ years.  He is currently teaching eighth grade math at Falmouth Middle School and coaches his school's MathCounts and Southern Maine Math League teams.  He is a founding member of the Casco Bay Math Teachers' Circle, a Past President of the Association of Teachers of Mathematics in Maine (ATOMIM) and is an adjunct instructor at the University of Southern Maine in mathematics education. Shawn is currently the 2nd Vice President for NCSM and is honored to represent ATOMIM on the Association of Teachers of Mathematics in New England board.

Region I Representative: Aroostook

Nancy Watson 

Nancy Watson has been a teacher for 28

years inMSAD #1.  She has taught 5th, 6th, and 7th grade, pre-K and currently teaches grade 4.  She was MAMLE 2000 Outstanding Middle Level Educator.  She loves math and loves inspiring others to love math.  She is a 1991 graduate of the University of Maine at Presque Isle.

Region II Representative: Penquis (Penobscot, Piscataquis)

Amanda Grove

Amanda Grove currently serves as a K-8 mathematics coach in RSU 22 after having taught sixth and seventh grade for the past 12 years.  She earned her Bachelor’s degree in elementary education with a concentration in mathematics from the University of Maine at Farmington in 2007.  More recently, in 2018, she completed her Masters of Education in Curriculum, Assessment, and Instruction with a concentration in Mathematics Leadership through the University of Maine at Orono.  She holds a graduate certificate in Mathematics Leadership and has completed the Maine Mathematics Coaching Project through the University of Maine at Farmington. Amanda began her teaching career at Searsport District Middle School in sixth grade, where in 2012, alongside her sixth grade teaching team, she was recognized as a finalist for the ACTEM Educator of the Year.

Region III Representative: Downeast (Hancock, Washington)

Becky Tapley 

Becky Tapley, Region III, teaches grades 3-8 mathematics at the Brooklin School. She began teaching at the Antwerp International School, before earning her Masters Degree at the University of Maine in Orono in 2002. Her teaching adventures continued at Scarborough Middle School before she moved to Downeast Maine and began teaching at the Brooklin School.  Her passion for teaching stems from supporting students' intellectual and emotional growth and sharing her excitement for the beauty of mathematics. Becky is the 2016 Hancock County Teacher of the Year and the 2017 Maine Teacher of the Year Finalist. She is thrilled to become the District 3 Rep for ATOMIM and connect with educators throughout Maine.

Region IV Representative: Midcoast (Knox, Lincoln, Sagadahoc, Waldo)

Peggy Brown

Peggy Brown is a Field Coach with the University of Maine, Farmington's Maine Mathematics Coaching Project. She recently retired as Math Teacher Leader at Mt. Ararat Middle School in Topsham where she taught and coached math at the middle level for 30 years.  Her background includes a BFA in textile design and a Masters in Literacy and English as a Second Language.  She has National Board Certification in Mathematics (Early Adolescence).   She lives in Brunswick.  

Region V Representative: Kennebec

Lindsey Bickford

Lindsey Bickford is an Elementary Instructional Coach at MSAD #11 in Gardiner, Maine. Prior to her current role she was a mathematics educator in Waldo County. She taught mathematics to grade 8 students at Mount View Middle School, a part of RSU 3. Lindsey loves to support teachers in bringing engaging, hands-on activities into the classroom to help support students in their learning.  She is not afraid to take risks and make mistakes and has done this several times on the road to creating a proficiency-based, student-centered classroom. Lindsey truly believes in being a life-long learning and modeling this for her students. Lindsey completed the math leadership series through the University of Maine at Farmington and has earned her master’s degree in Educational Leadership also through UMF. Most recently, Lindsey participated in the Maine Mathematics Coaching Project. 

Region VI Representative: Western (Franklin, Oxford, Somerset, Androscoggin)

Lisa Coburn 

Lisa Coburn is starting her 5th year as a math coach at Washburn School (PreK-6) in Auburn. She taught Special Education and Regular Education for 24 years prior to her current position. Her passion for mathematics education was ignited through her work with the Education Development Center (EDC) which focused on the use of mobile technologies to promote conceptual understanding. That work also led to her enrollment in the first cohort of the Maine Mathematics Coaching Program at the University of Maine at Farmington. She is excited to work with educators and support the development of a mathematical mindset for all.


Region VII Representatives: Cumberland

Karen Jagolinzer

Karen Jagolinzer is a fifth grade teacher at Harrison Middle School in Yarmouth.  She has been teaching math to middle schoolers for twenty-three years.  Karen enjoys learning about new ways to reach and engage students.  Over the course of her teaching career Karen has taught algebra to eighth graders, fractions to fifth graders and was a gifted and talented math teacher for grades five through eight.  She was the 2012 Presidential Awardee for Math for the state of Maine. 

Region VIII Representative: York

Debbie Bradburn

Deb completed the math coaching project at the University of Maine at Farmington and enjoys her role as a math coach in the York Schools.  Deb has been an elementary classroom teacher for the past 35+ years.  During her career, Deb has also served as a math consultant and a trainer for Everyday Math, faculty member and instructor at USM and UNE.  Deb is the 2007 PAEMST awardee and a 2008 finalist for Maine Teacher of the Year.  She looks forward to promoting the great work of ATOMIM.


Jacqueline Mitchell


Jackie's career spanned many decades.  After starting out as a teacher in the Portland School System for grades 2 and kindergarten, Jackie was hired to be the Math Consultant for grades K-8.  She later served as this system's Math Director for grades K-12. The State of Maine was fortunate to have Jackie as our Mathematics Consultant for the Maine Department of Education. 

            Jackie was involved in organizing PRISM (Problem Solving in Science and Math) Conferences for elementary, middle, and high school teachers. Jackie ran the Title 11 Eisenhower Program for 11 years in the 80's and 90's, continuing her impact on both teachers and students. She also co-led an after school program for the State and was a Principal Investigator for the NSF Systemic Initiative for the State of Maine, working with mathematics educators, business people, and state leaders.

            The roles Jackie has held in the Association of Teachers of Mathematics in New England (ATMNE) include President-elect, President, and Past President. Jackie has also been the ATOMIM representative and served on a number of committees in the organization.

            In ATOMIM Jackie has served as President for two different terms, secretary, and treasurer.  She has also been the NCTM rep, the ATMNE rep, chaired numerous state conferences, and been the ATMNE conference chair twice. Jackie currently serves the affiliate as the historian.

            Jackie has been a speaker numerous times at NCTM national and regional conferences. For NCTM, Jackie was on the Elections and Nominations Committee, served as their chair, and served on the Regional Services Committee (now Affiliate Services). She has been on the board for the International Math Olympiad and served as secretary.  Jackie has worked on the event in both Washington, D.C. and in Scotland. She has been president, secretary, and conference chair for the Association of Teachers of Mathematics and has been on several committees and the board of the National Council of Supervisors of Mathematics.  Jackie has spoken in Canada and American Samoa.

            In 1999, the Association of Teachers of Mathematics in Maine created the Jacqueline Mitchell Mathematics Educator Award to honor Jackie, and the award continues to be given each year.  Jackie has also been presented with the Phoenix Award, presented by the Chamber of Commerce and Economic Development for Southern Maine.  


Holly Trottier 

Holly Trottier has been teaching grades 3, 4, and 5 for 18 years. She began teaching in Florida, and currently teaches grade 4 at the CK Burns School in Saco. She has also taught in Kennebunk and Waterville. Holly has a Masters in Curriculum, Instruction and Assessment, and is Nationally Board Certified as a Middle Childhood Generalist, which is where her passion for Math, Science and STEM education began. Working with colleagues, she has designed and implemented STEM lessons, whole school events, and evening activities for families. Holly loves coaching Lego Robotics, and supporting colleagues through professional development.

Administrative Liaison

Julie Smyth

Julie is the Director of Curriculum and Instruction for PK-

8 Saco Public Schools.  She is the York County representative for the Maine Curriculum Leaders Board; has partnered with UMaine Farmington since its first cohort of the Maine Mathematics Coaching Program; and sits on the advisory for USM's Professional Development Center. Julie spent twelve years in the Windham School Department as a high school English teacher; six years at Loranger Middle School in Old Orchard Beach as an Assistant Principal, where she received the Assistant Principal of the Year Award for 2010; and is currently in her seventh year as a central office administrator. 


Higher Education  

Peggy Moore

Peggy is a Lecturer of Mathematics and Statistics at the University of Southern Maine, where she has been teaching since 2004. She also serves as the coordinator for 100-level courses and supervises faculty and graduate students teaching at the introductory level. Prior to USM, Peggy taught at Maine Maritime Academy and Colby College. She earned her Bachelor’s Degree in Mathematics from Colby College and her Master’s Degree in Statistics from Virginia Polytechnic Institute and State University. Peggy was a contributing author to the 6thedition of Mathematics All Around, published in 2018. 


Government Relations / Maine DOE

Michele Mailhot

Michele joined the Maine Department of Education in July 2009 as the mathematics specialist and Penquis regional representative. In her role at the Maine DOE, she works with a wide audience of stakeholders in education across the state. Michele also coordinates the Presidential Award for Excellence in Mathematics Teaching.

Before accepting the position of mathematics specialist, Michele was a grade 7/8 math teacher for nine years and a high school math teacher for two years. In addition to her work in the classroom and at the State level, she also has worked as an independent contractor with NASA developing curriculum for teachers across the nation that is aligned with the CCSSM with a focus on the integration of mathematics, science and literacy.

Michele holds a Maine Professional Teacher Licensure in Secondary Education, 7-12 Mathematics. She is a fellow of the Academy of Mathematics Leadership. Michele earned her Masters in Education with a concentration in mathematics for grades six through eight from Walden University, her Masters in Education from the University of Maine and her Bachelor of Science in secondary education with a concentration in mathematics from the University of Maine at Farmington.

Jen Robitaille

Jen Robitaille is the Elementary Math Specialist for the Maine Department of Education as well as the Cumberland regional representative for the Maine DOE. Before accepting the position of Elementary Math Specialist, Jen taught sixth and seventh grade math and science for seven years, taught Title 1 Math for four years, and most recently was a K-5 Math Coach for four years, trained under the Maine Math Coaching Project (cohort 1) at UMF.  She has had many leadership opportunities including the Maine Governor’s Academy for STEM Education, leading professional development for the WMEC, district technology trainings, and various standards and assessment review committees.  Jen currently holds K-8 Maine Professional Teaching Certification.  She earned her Bachelor of Science degree from University of Maine at Farmington in Elementary Education with a concentration in mathematics and a Masters in Education at University of New England in Curriculum and Instruction.  Jen is excited to share her excitement and love of math with educators around the state.

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