Principal - Dan Geraghty

Dan Geraghty is the new Principal of Smithfield High School, where he brings a wealth of experience from his expansive career in education that began in 2008. His background includes a diverse array of roles such as a special education teacher and math teacher in New York City, Dean of Students, Peer-Collaborative Teacher, Assistant Principal, and Supervisor of Mathematics, showcasing his versatile skill set and deep commitment to student success.

Before joining Smithfield, Dan was part of the Providence Public School District, serving as Assistant Principal at Hope High School. His roots in the community he grew up in and his passion for making a tangible impact in the lives of students and staff have always been the driving forces behind his career.

Dan holds a Bachelor's degree from Assumption College (now Assumption University) in Worcester, Massachusetts, and a Master's degree from the City College of New York.

Outside of leading Smithfield High School into the future, Dan is an avid marathon runner, appreciating the discipline and resilience each race demands. He also cherishes family trips to Disney, where magic and adventure bring joy to their lives. At the heart of everything, it's the quality moments spent with his three-year-old daughter and supportive wife that Dan cherishes the most.


Assistant Principal - Shannon Adalio

Mrs. Adalio is entering her 17th year as an educator.  She most recently held the position as Assistant Principal at Esek Hopkins Middle School in Providence.  For 12 years, Mrs. Adalio has worked as a Middle School STEM teacher, at Blackstone Valley Prep Middle School.   Mrs. Adalio is one of the 8 founding teachers of the charter school in Central Falls and knows that a nurturing and rigorous educational environment is an essential right for all students.  Adalio’s students describe her as energetic, warm hearted and funny.  Her classroom is noted as a place of comfort and hands-on engagement for her students. A driven and enthusiastic educator, Mrs. Adalio is devoted to her students at the high school level helping  support their growth and development through these important and sometimes challenging years. 

Mrs. Adalio received her Bachelor’s degree from Keene State College in New Hampshire and continued her education at Rhode Island College earning a master’s degree in Education. 

Mrs. Adalio lives in Glocester, RI  with her husband and three boys. You can catch her on a sports field during the weekends, watching her boys play soccer, baseball and tennis!  In her spare time, she enjoys cooking, traveling, and  being with family and friends. Mrs. Adalio is very excited to join the Sentinel family at Smithfield High School. 


Assistant Principal - Sarah Courtemanche-O'Brien

Mrs. Courtemanche-O'Brien  is excited to join the  Smithfield community as one of the two assistant principals . Sarah most recently served as the Chief Officer of Teaching and Learning for the Pawtucket School Department  focused on Systems Improvement and Accountability Infrastructure. Sarah is currently enrolled in the Harvard Kennedy School for Public Policy.

Sarah holds  an M.Ed. in Educational Leadership and a Bachelor of Science in Elementary Special Education and Human Development. She also holds Multilingual, Administrative, and Superintendent certifications in both Rhode Island and Florida. Sarah has served in classrooms across K-12, the post-secondary system, and as an action researcher with Florida Atlantic University. Her body of work focused on multilingual learner language acquisition and reading strategy development. She taught abroad in Monteverde, Costa Rica with her research cohort.

 Service across states has included public policy, multilingual learner advocacy, instructional strategy /content/ leadership  coaching, Mental Health Advocacy,  and  JEDI Pedagogical Strategies. Sarah has served  as a gubernatorially appointed Governor to the Rhode Island Board of Governors for Higher Education (06-08), RI Pre-K-16 Council, Vice Chair to the RIDE MLL Council,  and as Vice President to the Sunshine State Teachers of English to Speakers of Other Languages.  She  is  a current member of the Rhode Island School Superintendent’s Association,  Trauma Informed State Commission, Vice Chair for the state MLL Council, New England Pediatric Mental Health Network,  and a lifetime Member of Girl Scouts of Southern New England.