PHOTON SCIENCES ESH TOUR OF BLDG 725 (w/ESH Coordinator) (PS-ESH-TOUR-725-ESHC) If you have not already done so, complete PS-ESH-BRIEF. PS-ESH-BRIEF must be completed every two years. To verify if you have completed this requirement, check your training history at: https://fsd84.bis.bnl.gov/btms/ChooseEmployeeFrame.asp After you complete PS-ESH-BRIEF, Contact Lori Stiegler (x5366 or stiegler@bnl.gov, or cell 631-466-2016) for an appointment