I am a labrat. About a year ago, I agreed to take part in a memory study at Univ. of Penn Hospital. Hence every three months [after taking a pill – whether it is a placebo or medication, we do not know] I drive into Philly for testing, MRI, and occasionally a PET scan.
Retired educator - taught mathematics in high school, went back to graduate school, worked in research labs, and finally went back and taught computer science...