JR Headshot.jpg

Jonathan P. Reidy, LAT, ATC




Kristen Sasonoff Aguiar, MS, ATC



Walter Hildebrand.png

Walter Hildebrand, MS ATC, CSCS



W Desjardins.jpg

William Desjardins, MS, L/ATC



To contact the Secondary Schools Committee, CLICK HERE.

READ LETTER from New York State Amateur Hockey Association, Inc



Jonathan Reidy

Jonathan Reidy has worked at Shriners Hospitals for Children – Springfield since August of 2019. He oversees the athletic training outreach program to local high schools and youth athletic organizations and provides strategic leadership to the Sports Health & Medicine. Prior to his arrival at Shriner’s Jonathan worked as the Head Athletic Trainer for the Camels of Atkins High School (Winston Salem, NC) as part of the outreach program through Wake Forest Baptist Health. During his time with the Camels he implemented the first documented injury spotter program, “Eye in The Sky”, at the high school level through grants from The Childress Institute for Pediatric Trauma and Triangle Visions Optometry.

Reidy earned his Bachelors of Science in athletic training from Springfield College in 2016. While earning his degree he also served the NATA as District 1 Rep and Chair of the Student Leadership Committee. He help implement the Student Ambassador Program for District 1 which allows each ATPs to select a representative to serve as a liaison to students across the district. He has also spoken at the State House and Capitol to aid in legislative efforts to benefit athletic trainers.

Jonathan has also served in other various roles including Medical Coordinator for the North Carolina High School Athletic Association Cross Country Championships (NCHSAA), Staff Athletic Trainer for the NCHSAA Wrestling State Championships, Head Athletic Trainer for the Summit School, Assistant Athletic Trainer for North Carolina FC (USL Championship), and as a preceptor for the High Point University and Springfield College athletic training programs.

Reidy is a native of Agawam, MA where he first became interesting in athletic training. He currently resides just over the boarding in Suffield, CT with his wife, Samantha and dogs, Brody and Scout.

Kristen Sasonoff Aguiar

Kristen Sasonoff Aguiar has worked at Canton High School since 2016 as their Athletic Trainer. She oversees over 20 varsity sports, 3 of which were state champions in 2019-2020. Under her direction, they received the NATA Safe Sports School 1st Team Award. Prior to her arrival in Bulldog land, Sasonoff Aguiar worked for 12 years at Bellingham High School as an outreach ATC through Metrowest Medical Center, and later Milford Regional Hospital. She implemented many new protocols, even gaining grants for ImPact testing.


Sasonoff Aguiar received her Bachelors of Science in Athletic Training from Springfield College in 2004, while also competing as an athlete on the Women’s Soccer team. She continued her education at Ohio University, graduating in 2012 with a Masters of Science in Athletic Administration in 2012. Sasonoff Aguiar has worked extensively with her fellow  league ATs (Tri-Valley and Hockomock) to better the health and safety protocols, and create similar systems.


Sasonoff Aguiar grew up in Natick, Ma where her interest in Athletic Training was fostered by Jeff Stone, and Dan Lussier. She currently resides in Norwood with her new husband Michael, and their pug Widget. 


Walter Hildebrand, MS ATC, CSCS

Walter Hildebrand has worked as the Head Athletic Trainer for Shrewsbury High School since 2011. During this time, he has assisted in creating several district and league wide policies, participated on several committees playing in active role in educating coaches, athletes, parents, administration and school committee members. In 2011, Walter implemented the first Athletic Training Internship Program for Shrewsbury High School students introducing them to the profession of Athletic Training. Since 2012, Walter has also worked for USA Gymnastics providing Athletic Training coverage to USAG Region 6 competitions. In 2020 Walter was Awarded the Central MA Athletic Trainer of the Year Award by the Central MA Athletic Directors Association for his commitment to excellence during unprecedented times due to the COVID-19 Pandemic.


In 2012, Walter also obtained his Certified Strength & Conditioning Specialist credential.

Walter has worked with athletes of all levels, from youth to professional. He runs an annual summer strength and conditioning camp for youth athletes. In addition, he creates and oversees strength and conditioning programs for several Shrewsbury High School teams which has helped lead to a significant reduction in injuries and facilitated in making it to several district, regional and state championships.  


Walter received his Bachelor Degree in Physical Education in 2009 and his Master’s Degree in Athletic Training in 2011 from Bridgewater State University. As a Graduate student, he presented at the 2010 BSU Graduate Research Symposium. At the 2011 Eastern Athletic Trainers Association Annual Meeting, he presented as the primary author and poster presentation finalist. Walter was also honored to deliver the Commencement Speech for the graduating Undergraduate and Graduate Athletic Training Class of 2011.


Walter Currently Resides in Central MA with his wife Jillian, 2 daughters, and their Chocolate Lab, Toby. In his free time, Walter enjoys spending time outdoors with friends and family.

William Desjardins, MS, L/ATC

William Desjardins has worked at Spaulding Rehabilitation Hospital since July of 2012. As the Head Athletic Trainer he oversees the sports medicine programs at five North Shore high schools. He is also the Head Athletic Trainer for Marblehead High School. Prior to his time at Spaulding, Will spent two years at Plymouth State University as a graduate assistant athletic trainer working with the women’s soccer and women’s ice hockey teams. 

Desjardins received his Bachelors of Science in athletic training from Endicott college in 2010. He then went on to receive his Masters of Science in athletic training from Plymouth State University. While at Plymouth, he served as a clinical instructor, a teaching assistant, and a mentor to the undergraduate athletic training program.

Will also spent time as the sports medicine coordinator for Girls Soccer Region One Olympic Development Program (ODP). During his time with ODP he coordinated and provided athletic training coverage for all international and domestic matches and training sessions.  

Desjardins is a native of New Hampshire where he grew up in the small town of North Woodstock. He now resides in Burlington MA, with his wife and three children.