Occupations
	Shari
	After finishing a medical technology internship at St Mary’s Hospital in Tucson , Shari is an American Society of Clinical Pathologist Board Certified Medical Technologist. She worked in several Tucson hospitals and laboratories until retiring in 2005. The last 27 years of her career were spent at the University Medical Center, specializing in Blood Bank and HLA typing for the organ transplant program.
	Richard
	Following completion of a Ph.D. at the University of Wisconsin (Madison), Richard joined the Mathematics Department at the University of Arizona, serving for 38 years until his retirement as Professor Emeritus in 2005. Starting with algebraic topology, he moved on to statistics, the use of technology in mathematics instruction, and to the creation of a set of electronic textbooks covering mathematics for business majors. Named Mathematics for Business Decisions, these cover data analysis, probability statistics, and calculus. They were published and distributed on a site licensed basis by the Mathematical Association of America.