Meet the Team
Sandy Nicholas RDH, BS
Sandy Nicholas RDH, BS has served as The Conference chair/event director in 2010 and then again from 2013 – 2019. Her role includes helping to create The Conference theme and program, recruiting speakers and working with fantastic dental professionals to facilitate an exciting Conference experience.
Sandy is an alumni of the Middlesex Community College dental hygiene program. She received her BS in Psychology from Salem State University. Sandy has served in various leadership roles in MDHA including serving as president from 2011 – 2012. She is currently employed as a clinical hygienist on the North Shore and in her spare time loves playing with her grandchildren and traveling the world with her daughters and her Mom.
Jennifer Singel, RDH
Jennifer Singel has been an active member of ADHA Massachusetts since 1994. She is the past Secretary of MDHA-Wachusette, past Co-Chair of MDHA Wachusette, past Secretary of ADHA-Massachusetts, past and current Alternate Delegate for ADHA-Massachusettes and the current Business Manager of ADHA Massachusetts.
Barbara Sheerin RDH, MEd
Barbara Sheerin is a retired Professor of Dental Hygiene after a long and rewarding career.
She has served as President of the Massachusetts’s Dental Hygienist Association as well as other various leadership positions. Today she is the Administrative Assistant for the Massachusetts Dental Hygienist’ Association.
Julie Cady, RDH
Julie Cady, RDH has been an active member of ADHA since 2016. Julie showed commitment to her student organization as Class Treasurer from 2016-2018. After being selected as a student delegate to attend the Annual Session in 2018, Julie’s passion and dedication to the dental hygiene profession has grown. She currently serves as the Assistant to the President of MDHA, Kate Soal. Julie graduated with an Associate’s Degree of Science in Dental Hygiene from Quinsigamond Community College in 2018. She currently works as a clinician in a private practice.
Julie and her husband, Dan, have 2 young children. She enjoys family time, sports and outdoor activities.
Sarah Crow RDH, BS
Sarah Crow is a 2014 Dental Hygiene graduate of Middlesex Community College where she earned High Honors, was selected for Dean’s List, a member of the Phi Theta Kappa Honors Society, and was elected Class President for two consecutive years.
Sarah was awarded the “Outstanding Student in Dental Hygiene” award, elected by full faculty, the “MCC’s Finest Student Award “elected by the college President, and was named “Member of the Year” by MCC’s Center for Leadership and Engagement.
Sarah was nominated as Commencement Speaker during her Professional Pinning Ceremony, where she was also given the role of Class Marshall.
At the 2015 Yankee Dental Congress ~ Student Business Meeting, she accepted the role of “Master of Ceremonies” where she addressed students, and national leaders on “The Power of Belief”.
Currently, Sarah works as a clinical hygienist in Lynnfield, MA where she is given the opportunity to exhibit her passion in Dental Hygiene chair side, while continuing her degree in the field of Dental Hygiene education. She currently holds the position of Chair, for the Council on Public Relations for ADHA Massachusetts, is the co-founder of MDHA’s Mentor Liaison Team, and is an integral part of planning MDHA’s yearly conference. Sarah continues to volunteer her time both clinically and professionally while raising her large family.
Ann-Marie C. DePalma, CDA, RDH, MEd, CDIPC, FADIA, FAADH
Ann-Marie C. DePalma, CDA, RDH, MEd, CDIPC, FADIA, FAADH is a graduate of the Forsyth School for Dental Hygienists, Northeastern University and the University of Massachusetts Boston. Ann-Marie is a Fellow and Certified Educator of the Association of Dental Implant Auxiliaries (ADIA), a Fellow of the American Academy of Dental Hygiene (AADH), a continuous member of American Dental Hygienists’ Association (ADHA), as well as a lifetime member of the American Association of Dental Office Management (AADOM). She is the 2017 Esther Wilkins Distinguished Alumni of Forsyth Award recipient. Ann-Marie has been published in dental and dental hygiene publications and textbooks. She is a consultant dental hygiene examiner for CDCA (Commission on Dental Competency Assessments formerly the Northeast Regional Board). Having been a Software Technology Advisor for Patterson Dental educating teams on software technology for their practice and patients, Ann-Marie is currently Customer Success Manager for Pearl and is certified by OSAP/DANB in Dental Infection Prevention and Control. Ann-Marie presents continuing education programs for dental team members on a variety of topics. She has been employed as a business/clinical advisor for a national dental practice management company, a faculty member of a dental hygiene program and program chair of a dental assisting program after having been employed in clinical hygiene for a number of years.
Amanda Berthiaume, CDA, RDH, MsDH
Amanda Berthiaume, CDA, RDH, MsDH graduated with honors in 2015 from Springfield Technical Community College (STCC) and in 2020 from MCPHS University with her Master’s Degree in dental hygiene education. An active ADHA member since 2013, she is proud to serve as the 2021/22 President elect for the Massachusetts Dental Hygienists’ Association. She works clinically for Wilbraham Dental Associates and as adjunct faculty in the STCC dental hygiene program.
Kate Machado, RDH, BS
Kate has always wanted to be a dental hygienist since she was little. She is a Bristol Community College graduate and just finished her Masters degree. She works full time clinically at a private practice, adjunct faculty at Bristol Community College, and one of the Inaugural writers for Today’sRDH. Kate has been an ADHA member since she was a student and became more involved with MDHA after winning the MDHA Student Academic Award at Yankee. She has been a MDHA mentor liaison, Student Summit Planning Committee member (creating monthly student newsletters for all of District I), an advocate for the non-profit, Hope & Comfort, Education and Research Chair, and is currently serving as Chair of SMDHA and MDHA Vice President.
Pamela LaCerte, RDH
Pamela LaCerte is a graduate from QCC. Since graduation she has been actively involved in MDHA and ADHA. Her passion for dental hygiene has always made MDHA a large part of her hygiene career. She has held many positions and volunteered for numerous committees over the years including being President for the Middlesex component, the MDHA Volunteer Coordinator, MDHA secretary, MDHA Vice President, Delegate for ADHA and MDHA, Alternate Delegate for ADHA, Presiding chair and Room coordinator for MDHA and Yankee Dental Congress. She currently is the President Elect for MDHA. She is a practicing clinical hygienist and recently the recipient of the Yankee Dental Volunteer Auxiliary of the Year.
Virginia Heroux, RDH, MS
Virginia currently serves as Vice President of ADHA-Massachusetts (MDHA) and is the former Chair of MDHA’s Council on Education and Research. She has been an RDH for over 30 thirty years and has practiced her beloved dental hygiene profession in MA, CT and RI. Virginia now teaches Pharmacology and Dental Hygiene Process of Care to 2nd year students and Anatomic Science II to first year students at Mount Wachusett Community College. She shares her passion for Dental Hygiene with her students by serving as an advisor to the Student ADHA Dental Club. Her advice to all RDH’s is to “Stay Involved” in your profession because “You are the Future of Dental Hygiene!”
Paula Morrison, RDH, BS
Paula Morrison is a proud member of the American Dental Hygienists’ Association and has served in many different positions for the Massachusetts Dental Hygienists’ Association. Since her graduation in 2008, she has been actively involved, first starting as membership chairperson for several years then moving into line-officer roles. Currently, she serves as the co-chair of the MDHA Mentor Liaison Team and her commitment to the association is evident by the work she has done in these roles. She loves spending time with family and enjoys traveling, running long distance, biking and cooking.