Principal

Mrs. Guarriello is very proud to be the principal of Southern Lehigh High School.  Mrs. Guarriello is a graduate of Penn State University with a Bachelor of Science degree in secondary education teaching chemistry and biology. She has two Masters degrees from Wilkes University in Curriculum and Instruction and Educational Leadership.  Prior to returning to Southern Lehigh as high school principal, she was the principal of Saucon Valley High school after being an Assistant Principal at Southern Lehigh High School for three years. Mrs. Guarriello taught biology and chemistry and served as an Assistant Principal for Curriculum and Instruction at Liberty High school with the Bethlehem Area School District.  As a teacher, Mrs. Guarriello was awarded the Massachusetts Institute of Technology Inspirational Teaching Award and the American Chemical Society Outstanding Teacher Award in addition to Anthony Ruggerio Outstanding High School Teacher of the Year Award for the Bethlehem Area School District. As an administrator, she and her teams twice won the IU 20 Excellence in Education Award.  

Assistant Principal Last Name A-L

Mr. Kinslow is one of the Assistant Principals at Southern Lehigh High School and is responsible for students with the last name A-L. Prior to this role, Mr. Kinslow served as Assistant Principal at Francis D. Raub Middle School in the Allentown School District. Previously, Mr. Kinslow was a Social Studies Teacher in Virginia with Prince William County Public Schools where he took an active role in the school community as a lacrosse coach, NHS advisor, and Mini-THON sponsor. Chad earned a B.A. in History and M.A.T. in Social Studies Education from the University of Pittsburgh. He also earned his Ed.S. and Principal Certification from Old Dominion University.

Assistant Principal Last Name M-Z

Jennifer is one of the Assistant Principals at Southern Lehigh High School. She is responsible for students with the last name M-Z. Prior to this role, she served as the Interim Assistant Principal, Social Studies and Gifted Teacher at Salisbury High School for 21 years. Jennifer earned a B.S. and a B.A. in political science and history from the University of Scranton. She then earned her Masters of Arts in Teaching from the University of North Carolina at Chapel Hill, a M.S. from Wilkes University in Educational with an Instructional Media concentration. She also earned her principal’s certificate from Wilkes University in 2015. Jennifer was named the 2016 “Outstanding Teacher of the Year” by the PA Assoc. for Educators of Communications and Technology (PAECT). She serves as the Associate Director of the Keystone Technology Innovators’ Summit and chair of the Leadership Development Committee for PAECT.