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Faculty

  
lee-anne-robertsonLEE ANNE ROBERTSON – HEAD OF SCHOOL

Lee Anne began at Cornerstone in 1995 as the Financial Coordinator. During that time she augmented her previous studies as a music major at the University of Minnesota, completing Certification in the Kodaly and Orff methods of music instruction. In the following years she taught music to Cornerstone students at all levels. She holds a Bachelor of Arts Degree in Writing and Literature from Vermont College of Norwich University. In 1998, Lee Anne enrolled in Seacoast Center for Education to pursue certification as a Montessori Directress. She completed her internship in Lower Elementary at Cornerstone, earned her Elementary I certification, and remained a Lower Elementary teacher through the 2003-2004 academic year. After earning a Masters of Arts in Counseling Psychology in 2004, Lee Anne worked at Behavioral Health Services as a Youth and Family Therapist counseling children of all ages, and their families, assessing, diagnosing, and treating a wide range of mental health concerns. In addition, she maintained an outreach office at the Somersworth Middle School on behalf of the agency. At that location, she counseled children aged nine through fifteen with a wide variety of learning and behavioral problems. Lee Anne has completed the requirements for licensure as a Mental Health Clinician in the state of New Hampshire. In 2006, Lee Anne was hired as Head of School at Cornerstone. Lee Anne is passionate about learning and teaching and enjoys her work with children, faculty, and parents to fulfill the mission statement of the school.
rob-keysROB KEYS – JUNIOR CLASS DIRECTOR & ADMISSIONS

Rob has been involved in Montessori Education for nearly 30 years as a teacher, administrator, consultant, teacher-educator, and presenter. The author of “Follow the Child – The Basics, the Misconceptions, and Underlying Lessons of a Montessori Education”, he has presented at AMS National and Regional conferences, written for Montessori Life, and has served on MACTE and AISNE evaluation teams. Rob has been a teacher-trainer with Seacoast Center since it’s inception in 1992 and founded Beyond The Mountain, a non-profit organization providing material and training in Haiti. He has trained teachers at public and private schools in the United States, as well as South Korea and Indonesia.
susan-duffySUSAN DUFFY – FINANCIAL COORDINATOR

Susan received a bachelor’s degree in Mathematics and a minor in Business at the University of New Hampshire. She was a scientific programmer at MIT in Lincoln Laboratory for five years before moving to Yugoslavia where she as a professional ballerina at the Belgrade National Theatre. When she returned to New Hampshire she directed and managed the Ballet Theatre Workshop for ten years. Susan also contributes to our music and drama programs and afternoon enrichment classes on a regular basis.
pam-bloomPAM BLOOM – ADMINISTRATIVE ASSISTANT

Pam has been associated with the Cornerstone School since 2001. She served on the Board of Directors for Cornerstone as the Development Chair and as the Vice President, and she previously held the position of Faculty Support. Pam has a Bachelor’s Degree in Economics from the University of New Hampshire. She received her Early Childhood Overview certificate from Northeast Montessori Institute. In addition to directing the Summer Fun program at Cornerstone, Pam also contributes to the afternoon enrichment classes at Cornerstone teaching cooking and baking.
roanne-robbinsROANNE ROBBINS – TODDLER HOUSE CO-DIRECTRESS

Roanne joined the Cornerstone faculty in 2014. Prior to Cornerstone, she worked as a floral and garden designer. Her work has been featured in Fine Gardening, Horticulture Magazine and This Old House. She is the co-author of Continuous Container Gardens, Storey Press 2011. Roanne completed her undergraduate work at Brandeis University and received her Montessori Infant/Toddler Credential from Center for Montessori Teacher Education in New York.
alayna-signorelloALAYNA SIGNORELLO – TODDLER HOUSE CO-DIRECTRESS

Alayna is a graduate of the Cornerstone class of 2006. She joined the faculty at Cornerstone in 2016. Alayna moved back home to Portsmouth from Halifax, Nova Scotia where she earned her BA Honors in International Development Studies and Linguistics from Dalhousie University, and an MA in International Development Studies from St. Mary’s University. Her MA research and thesis focuses on Montessori education as education for peace.
kristinogormanKRISTIN O’GORMAN – PRIMARY ONE CO-DIRECTRESS

Kristin has been teaching at the Cornerstone School since 2003. She holds a B.S. in Hospitality Management from Johnson and Wales University. Kristin is a graduate of Northeast Montessori Institute and she received her Masters of Early Childhood Education from Endicott College.
julie-colemanJULIA COLEMAN – PRIMARY ONE CO-DIRECTRESS

Julia has been associated with Cornerstone since 1997 serving as Parent Committee Chair and President of the Board of Directors. She joined the faculty of Cornerstone in 2009 in Children’s House, and has previously facilitated physical education for the Primary classes. Julia received her Early Childhood Credential from Northeast Montessori Institute in 2015.
sarah-chaseSARAH CHASE – PRIMARY TWO CO-DIRECTRESS

Sarah joined the Cornerstone faculty in 2016. She is a nationally certified sign language interpreter and worked in the greater Boston area and Washington, D.C. for over ten years. She received her Bachelor of Arts from Gallaudet University and her Masters of Education from Boston University. Sarah is currently completing her AMS 3-6 credential at Northeast Montessori Institute.
anne-seekinsANNE SEEKINS – PRIMARY THREE CO-DIRECTRESS

Anne has been a member of the Cornerstone School faculty since 2008. Anne holds a Bachelor of Arts in Sociology/Psychology from Randolph-Macon Woman’s College She has a Master’s in Education from Endicott College and her 3 – 6 year olds Montessori Certification from New England Montessori Institute. Prior coming to Cornerstone, Anne was a counselor and social worker.
kim-rettstattKIMBERLY RETTSTATT – PRIMARY THREE CO-DIRECTRESS

Kim joined the faculty at Cornerstone in 2016. Prior to Cornerstone she was an Early Intervention Reading tutor for 17 years. She holds a Bachelor of Arts degree in English from Colgate University, a Masters in Education from the University of Saint Joseph. Kim is currently working on her AMS 3-6 certification from the Northeast Montessori Institute.
simone-boodySIMONE BOODEY – LOWER ELEMENTARY ONE CO-DIRECTRESS

Simone taught at Cornerstone from 2005 to 2008 and rejoined the faculty in 2012. In 1986, she was a student in the first Primary classroom at Cornerstone. After graduating from the Junior Class at Cornerstone, she went on to graduate Cum Laude from Phillips Exeter Academy. Simone received her Bachelor’s of Arts with a double major in English and History as well as her Master of Education from the University of New Hampshire. In addition, she has completed the coursework for her Certificate of Advanced Graduate Study in Educational Leadership from Plymouth State University.
kevin-cowiesonKEVIN COWIESON – LOWER ELEMENTARY ONE CO-DIRECTOR

Kevin has been teaching Lower Elementary at Cornerstone since 2010. He has spent his career working in education, training and coaching with adults, adolescents and children; as a Major in the Canadian Forces, as a director with the Canadian federal government and as a consultant to the pharmaceutical industry. Kevin has a BA in history from McGill University, a Masters in public policy from the Royal Military College of Canada, a diploma in French from Université Laval and a diploma in architecture from Algonquin College. He has a certificate in Organization Development from the National Training Laboratories for Applied Behavioral Science and has completed his Lower Elementary training at the Seacoast Center for Education.
flor-bowenFLOR BOWEN – LOWER ELEMENTARY TWO CO-DIRECTRESS

Flor has been teaching at Cornerstone since 1988. She has been a Co-Directress in Lower Elementary Two since 2005. Flor has over twenty five years of Montessori experience including teaching at Cornerstone on the Primary Level for fourteen years and two years teaching Spanish at all levels. She completed her Elementary I training through the Seacoast Center for Education. Prior to teaching at Cornerstone she taught for eight years in New Orleans. Flor also spent one year in administration and one year as president of the Montessori Teacher Association. During the summer she is a faculty member of the Seacoast Center for Education.
ruth-randlettRUTH RANDLETT, CO-DIRECTRESS, LOWER ELEMENTARY TWO

Ruth joined the faculty of Cornerstone in the fall of 2013. Before joining the Cornerstone community Ruth worked as a lead teacher in a Lower Elementary classroom and as an Upper Elementary assistant. Ruth has a Master of Education from Lesley University, and her six to nine and nine to twelve year old Montessori certification from Seacoast Center for Education.
don-barberDON BARBER – UPPER ELEMENTARY ONE CO-DIRECTOR

Don has been teaching at Cornerstone since 1992. He has taught in Upper Elementary, Lower Elementary, and in the Junior Class. Since 2002 Don has been a faculty member at the Seacoast Center for Education, where he evaluates teachers preparing for the Montessori elementary certification. Don has been involved with the Christian Montessori Fellowship (CMF) since 2007.
eliot-goldingELIOT GOLDING – UPPER ELEMENTARY ONE CO-DIRECTOR

Eliot joined the faculty of Cornerstone in 2016. He has both a Master’s Degree and a Bachelor’s Degree in History from American University in Washington, D.C.. He spent nine summers as a camp counselor and has also worked at American University in the Academic Support and Access Center helping students with disabilities. Eliot is completing his Montessori certification through the Seacoast Center for Education.
wayne-andersonWAYNE ANDERSON – UPPER ELEMENTARY TWO CO-DIRECTOR

Wayne joined the faculty at Cornerstone in 2016. He received a BS in Interdisciplinary Studies with concentrations in Education and Philosophy from Plymouth State University in 1977. Wayne worked many years working as a general contractor in residential construction before becoming interested in the Montessori approach to education when he was preparing to enroll his daughter in preschool. Wayne received his Elementary I and II certifications from CMTE/NY and has been in Montessori education teaching at the Upper Elementary and Junior levels for nearly ten years, as well as holding the position of Director for eleven years.
sandi-keysSANDI KEYS – UPPER ELEMENTARY TWO CO-DIRECTRESS

Sandi returned to Cornerstone in 2016 after a few years away. She has been a Montessori teacher for over 16 years and has taught in Children’s House, Lower Elementary and Upper Elementary. Through the Seacoast Center for Education, she is an instructor for assistants as well as a teacher trainer for the 6 to 9 Montessori training course. She has her Early Childhood Montessori Certification from Northeast Montessori Institute, and her Elementary I and II Certification from Seacoast Center for Education. She earned a Master’s Degree in Education from Endicott College, has designed Montessori materials for Alison’s Montessori, and was a sales manager for Azoka Company. She believes in team building and collaboration.
chris-rainvilleCHRISTINE TURPIN – JUNIOR CLASS CO-DIRECTRESS

Christine has been Co-Directress in the Junior Class since 2000. She has a degree in English Teaching from the University of New Hampshire and completed the Montessori Assistant’s Overview with Northeast Montessori Institute. Chris trained for the Elementary I level of Montessori with Seacoast Center at Cornerstone in 2002-2003. Prior to joining the faculty at Cornerstone, she worked in both the Dover and Manchester public school systems.
neil-spauldingNEAL SPAULDING – JUNIOR CLASS CO-DIRECTOR

Neal has been teaching math and science in the Junior Class since 2005. He studied Science Education at SUNY Stony Brook and French at the University of Nice before graduating with a degree in Physics from SUNY New Paltz. Before teaching, Neal did research and development of ozone-friendly cleaning products and flat panel display technologies in RTP, North Carolina. He then spent some time developing a Montessori Middle School curriculum in Morrisville, NC before relocating to New England.
sallie-spauldingSALLIE SPAULDING – LEARNING SPECIALIST

Sallie started working at Cornerstone in 2005 in order to develop and implement the school’s Toddler House Program. Since that time she has worked in several areas of the school including Toddler, Primary and Lower Elementary. Sallie works throughout the school providing learning support wherever needed. She has a BA in Psychology, Montessori Certification in Infant/Toddler, Primary and Lower Elementary, as well as Montessori Applied to Children at Risk, Level 1.
mary-maielloMARY MAIELLO – ART

Mary has been teaching at Cornerstone since 2006. Previously she was Co-Directress in Primary One. She earned her AMI Montessori Certification from the Montessori Education Center in Portland, Oregon. Mary holds a Bachelor of Arts Degree from the University of South Florida. Prior to joining the faculty at Cornerstone Mary taught at the Children’s House Montessori School in Rye for six years and the River Valley Charter School in Newburyport for two years.
kelly-cresitello-dittmarKELLY CRESITELLO-DITTMAR – MUSIC

Kelly has been the Music Director at Cornerstone since 2007. Prior to that, she taught piano privately for almost thirty years. She has also worked in the field of special needs, taught general music to home schooled students and directed two small choral groups in Newbury, MA and in Manchester, New Hampshire. Kelly plays with several bands including Swing Shift, Stop Time, and Effengees. She studies ukulele and has been involved with Southern NH Ukulele Group and Ukulele Fusion. She is certified in Level I and Level II Orff method of music instruction.
sarah-carrSARAH CARR – CHILDREN’S HOUSE

Sarah joined the faculty at Cornerstone in 2015. She is a graduate of Castleton University and has a BA in Technical Theater Design. Prior to coming to Cornerstone she was the Unit Director at YMCA Camp Lincoln overseeing children in the ages 10 to 14 program. Sarah intends to further her education in Early Childhood Development.
christine-jacquesCHRISTINE JACQUES – CHILDREN’S HOUSE

Christine joined the faculty at Cornerstone in 2016. She has been active as a performer, dance educator, choreographer, and arts facilitator. Christine has toured nationally with Ballet West, Oregon Ballet Theatre, and modern dance company Dance Kaleidoscope, and was the Assistant Director of Ballet Theatre Workshop in Portsmouth. In 2003 she founded Elysium Dance Project where she developed dance and yoga programming for all ages. She completed her B.S. in movement therapy at Granite State College in 2010, after which she took a position at a social service agency as a Project Specialist in the arts where she developed and facilitated integrated arts programming for individuals with special needs.
kate-kimKATE KIM – TODDLER HOUSE & CHILDREN’S HOUSE

Kate Joined the staff at Cornerstone in 2016. She studied Geology at San Francisco State University. She is an AMI trained Assistant to Infancy guide and received her diploma for age birth to three years old from the Montessori Institute in Denver, CO. Kate has worked in Primary and Toddler classrooms, and designed and managed a Nido program in a year-round international and multilingual Montessori school in Oakland, California where she taught for eight years. Kate has completed the training necessary to be a Redirecting Children’s Behavior Instructor, a parenting course associated with the International Network for Children and Families. Additionally, Kate has conducted parenting workshops geared towards introducing families to Montessori methods and how to implement those philosophies in their home lives.