Raposa, Karen A, RDH, MBA

Karen is currently clinical education manager with Hu-Friedy Manufacturing Company. She has authored articles on a variety of dental subjects and has co-edited a textbook titled Treating the Dental Patient with a Developmental Disorder. She is a former assistant professor in Boston University's Department of General Dentistry and was also recognized as one of the "Top 25 Women in Dentistry" by Dental Products Report.

Acker, Amanda, RDH

Amanda has spent over 15 years in the dental hygiene profession. When she is not working as CDHA’s independent practice advisor, she is developing her multidisciplinary private practice in Ottawa. Her primary focus is increasing access to care for the public and more specifically for vulnerable populations. Through her community partnerships and work with CDHA she continues to promote independent dental hygiene and accessible dental care nationwide. Amanda is a proud member of both the national dental hygiene service code and independent practice advisory committees.

Battrell, Ann, MSDH

Ann serves as the chief executive officer of the American Dental Hygienists’ Association (ADHA). She holds a bachelor’s degree in dental hygiene from the Northwestern University School of Dentistry and a master’s degree in dental hygiene from the University of Missouri. Ann has held dental hygiene faculty positions at Northwestern University’s dental school in Chicago and Palm Beach College, Florida. While working as a dental hygiene clinician and educator, Ann also advised a variety of dental corporations as a consultant.

Collins, Fiona M, BDS, MBA, MA, FPFA

Fiona has presented and published on tobacco cessation, e-cigarettes, oral health and prevention, infection control, and other topics. She has lectured in North America, Europe, the Pacific Rim, and the Middle East. Fiona is also a consultant and trainer, editor of Dental World, continuing education editor for Dental Learning, and the American Dental Association representative to the Association for the Advancement of Medical Instrumentation. During her career, Fiona has lived and worked in five countries.

Davidson, Dianah, BS, RDH, COM®

Dianah is a registered dental hygienist with over 40 years in clinical practice, and is an active member and instructor with the International Association of Orofacial Myology. She keeps a very busy schedule treating clients with orofacial myofunctional disorders (OMDs) and offering introductory courses internationally. Dianah developed a therapeutic guideline to offer treatment options for OMDs and shares her passion for her work and her extensive experience in treating clients as well as in habit elimination programs in all of her courses.

Donley, Timothy, DDS, MSD

Tim currently practises periodontics and implantology in Bowling Green, Kentucky. After graduating from the University of Notre Dame and Georgetown University School of Dentistry he practised general dentistry. He then returned to Indiana University where he obtained his master’s degree in periodontics. Tim lectures internationally and has co-authored the first-ever comprehensive textbook on periodontal debridement. His forte lies in taking the latest research and packaging it in a way that makes sense.

Farmer, Julie, RDH, MSc

Julie is a practising registered dental hygienist in Ontario and a doctoral student at the Faculty of Dentistry, University of Toronto. She completed her dental hygiene diploma in 2012 and obtained a Master of Science in dental public health from the University of Toronto in 2015. Her areas of research include oral epidemiology, health services, professionalization of dental hygiene practice, and oral health inequalities.

Greene, Michelle, MSW

Michelle is a proud Newfoundlander with a master’s degree in social work from Memorial University and a wealth of experience in the public and not-for-profit sectors. She spent 15 years as executive director of the St. John’s Military Family Resource Centre and has worked with the Canadian Forces Speakers Bureau on Mental Health at a national level, has been an instructor with the Mental Health Commission of Canada (MHCC) in mental health first aid, and is an instructor, master trainer, and mentor with The Working Mind and Road to Mental Readiness (R2MR), two education-based programs offered by MHCC.

Iancu, Irene M, BSc, RDH, CTDP

Irene obtained her Bachelor of Political Science from Florida State University in 2005 and graduated with honours from Oxford College in 2007. Today, Irene is a Toronto-based independent dental hygienist who owns her own practice. She is a dental hygiene instructor at Oxford College, quality assurance mentor and peer mentor with the College of Dental Hygienists of Ontario, key opinion leader, international speaker, and item writer for the National Dental Hygiene Certification Board while enrolled in the Harvard MHX Fundamentals (online learning) program at Harvard Medical School.

Martin, Melanie, RDH, MA

Melanie began her career in the dental field as a dental assistant, graduated from the dental hygiene program at Cambrian College, and holds a master’s degree in leadership from Royal Roads University. She has 26 years of experience as a dental hygienist and has worked in a family practice, as an educator, and as an independent dental hygienist. Melanie is the director of dental hygiene practice at the Canadian Dental Hygienists Association.

Nippard, William, RDH

In addition to practising dental hygiene, William is a premier speaker and authority on job satisfaction, leadership, and teamwork. Having authored an international bestselling book, he is currently writing a second book and works regularly as a consultant to Canadian businesses and professional groups. The recipient of several awards, William is actively involved in humanitarian efforts to provide homes, food, and shelter to victims of extreme poverty and works part time as a certified life coach.

Reynolds, Betsy, RDH, MS

Armed with degrees in dental hygiene and oral biology, Betsy presents scientifically based dental and dental hygiene continuing education programs nationally and internationally. Avidly committed to making the dental sciences understandable and relevant, Betsy devotes time and energy to developing courses designed to enlighten and inspire clinicians. Betsy lives in her home state of Idaho where she enjoys hiking, biking, gardening, and taking in the breathtaking view with loved ones.

Spolarich, Ann Eshenaur, RDH, PhD, FSCDH

Ann is an internationally recognized author and speaker on pharmacology and the care of medically complex clients. She has presented over 950 lectures and has over 125 professional publications. She is professor and course director of clinical medicine and pharmacology, and director of research at the Arizona School of Dentistry and Oral Health, where she also teaches part time in the Special Care Clinic. In addition, Ann serves as associate director of the National Center for Dental Hygiene Research & Practice.

Stechey, Frank M, BA, DDS, FAAFS

Frank’s forensic dental experiences cover more than 40 years of civil and criminal cases, product liability, homicides, domestic violence, partner/spousal, senior, and especially child abuse, as well as mass disaster training and response (including the September 2001 World Trade Center terrorist attack). A fellow in seven dental organizations, Frank served as a forensic dental consultant and expert witness for McMaster University’s Children’s Hospital, Hamilton’s police service, and many other municipal, provincial, national, and international police services and Children’s Aid societies.

Tolan, Anna Louise, RDH, FADIA

A clinician, educator, and lecturer, Anna Louise has three decades of experience in dental hygiene practice, specializing in advanced non-surgical periodontal therapy, dental implant therapy, and the medically compromised client. She is a fellow of the Association of Dental Implant Auxiliaries and serves on several industry advisory committees as a key opinion leader and educational consultant. Her passion and expertise in using evidence-based protocols in the process of care make her a popular master clinician and lecturer.