Welcome to the Pathology Education Instructional Resource (PEIR), a web teaching resource and informatics training grounds directed by [https://services.medicine.uab.edu/facultyDirectory/FacultyData.asp?s_lname=Park&s_keyword=&s_fname=Seung&FacultyTypeID=&s_Department_Name=&s_ResearchTitle=&FID=61255 Seung Park, MD] and [https://services.medicine.uab.edu/facultyDirectory/FacultyData.asp?Entity=JHS&vwAllfacultyPage=1&FID=19493 Peter Anderson, DVM, PhD]. Please contact one of us directly if you have any interest in contributing and/or editing content.