Mari Ann Mailhiot is a current Application Specialist and Trainer at Leica Biosystems in Buffalo Grove, Illinois. She received her training in histology from the University of Chicago. Mari Ann worked as a general histologist and senior technician for many years before joining Leica Biosystems in 2000. After joining Leica Biosystems, she went back to college part time and got her BA Degree at Governors State University in Illinois. Mari Ann has written many of the Leica Biosystems’ training manuals for tissue processors and is also one of the instructors for the training classes at the Buffalo Grove office. She is involved with NSH and Illinois Histology Societies, where she has presented workshops as a member of these societies.