Normal 0 false false false Kirk Trigstedteaches mathematics at the University of Idaho and has been Director of the Polya Mathematics Center since its inception in 2001. Kirk has taught with MyMathLab for many years, and has contributed to the videos for several Pearson books. Kirk is also actively involved with the National Center for Academic Transformation (NCAT). nbsp; Randy Gallaheris a professor of mathematics at Lewis & Clark Community College where he has taught since 1997. Prior to this position, Randy taught high school and middle school mathematics for five years in Missouri. He holds a masters degree in mathematics from Southeast Missouri State University and has completed… additional graduate coursework at both Missouri State University and the University of Illinois at Urbana-Champaign. He has coauthored ancillary materials for numerous math and statistics textbooks and has worked as a math author on several grant projects for the Illinois Community College Board. Randy is married with three children and spends most evenings actively involved in their activities. In his limited free time, he loves to fish the small rivers and streams of Southern Missouri. nbsp; Kevin Boddenis a professor of mathematics at Lewis & Clark Community College where he has taught since 1999. He holds a masters degree in mathematics from Southern Illinois University at Edwardsville and a masters degree in engineering from Purdue University. He has authored or co-authored ancillary material for numerous textbooks ranging from basic college math to calculus and statistics. Kevin is married with three children and is actively involved in their school and extracurricular activities. In his spare time, he enjoys reading, camping, and geocaching. nbsp;