Administration

Mrs. Grendell grew up in Cleveland, OH, where she earned her bachelor’s degree in English from John Carroll University. She lived and worked in Boston, MA, earning her master’s degree in Reading Education at the Secondary Level from Boston University, and in San Francisco, CA, where she taught in a Catholic elementary school/middle school before moving to NY. She has also taken additional coursework in School Building Leadership.
 
Mrs. Grendell began teaching at Preston in 1995. She has taught courses in British and American Literature at the Regents and Honors level, as well as English 1 & Study Skills, English 4 (Film History and Stage to Screen) and AP English Literature. She also served as English Department Chair and Assistant Principal for Curriculum and Teaching. She was appointed Principal in 2008.
 
 “One child, one teacher, one book, one pen can change the world.” ―Malala Yousafzai

Mrs. Lopez has served in the education field for 12 years.  As teacher and administrator, she has worked in elementary and high school settings.  Mrs. Lopez holds advanced degrees in School Building Leadership and School District Leader
 

Edgar Martinez studied civil engineering at Columbia University.  His concentration in Construction Management allowed him to work on several NYDEP multi-million dollar projects throughout NYC. Before coming to Preston High School, he also worked for several engineering firms, including Skanska USA and John P. Picone, Inc., among others. He is an E.I.T. in New York State.

His passion in engineering has allowed him to successfully connect with students in physics and various levels of math courses. Currently, he is the chairperson of the science department and teaches Algebra, Algebra 2 and physics.