Elaine Phillips, head of the PPD Support Services Department, wrote this week’s column. Elaine Phillips Quite a few things have changed in the last 20 years for our laboratory’s administrative staff. In 1990, when I started working as an on-call person at Fermilab, the fax machine was a novelty, and I did not have a PC, just a VAX computer. While some things change—hurray for new technology—others do not. A lot of effort goes on behind the scenes at PPD…