•   Name: Mr. David Detweiler 
    Grade(s): 11th and 12th
    Subject(s): American History and Criminal Justice
    Email: ddetweiler@haverfordsd.net
    Phone: 610-853-5900 Ext 2727
    Homeroom Number: 2020-O
     
    Please click on the link to my Class Website
     
     
     
     
    Education
    B.S. in Secondary Education - History from West Chester University ('00)
    B.S. in Instructional Technology from Widener University ('04)