Marshall (Marty) Davis graduated from the University of Minnesota in 1984 and started his career in education teaching 6^th-8^th grade science at a private school in St. Paul, Minnesota.  In 1988, Marty accepted a position as a 5^th grade teacher in the Omaha Public Schools, and while in Omaha earned a Masters in Administration from the University of Nebraska at Omaha.  He moved back to St. Paul in 1992 to become the elementary science specialist at Hancock Hamline University Collaborative Magnet.  While at Hancock, he served on a number of district and state science committees and was awarded the Presidential Award for Excellence in Math and Science in 2000.  Marty became a district science coach in 2002 and has coached science teachers at the elementary, middle school and high school level.  Currently, he is the Supervisor of K-12 Science for Saint Paul Public Schools, focusing on K-12 science and engineering curriculum, teacher professional development, and community partnerships.  He is a Co-PI on an $8,000,000 NSF grant focused on ways to truly incorporate all aspects of STEM within a single scenario based unit.  Marty is also a Co-PI on a Math Science Partnership grant with BSCS and the University of Minnesota STEM Center.  Marty has served on a number of NSTA science conference committees, facilitated the creation and adoption of the 2003 and 2009 Minnesota Academic Science Standards, which included engineering standards as part of science, and was a state lead for the Next Generation Science Standards Review.  He is often a guest lecturer at local colleges and regularly teaches elementary science methods courses for pre-service teachers at the University of Minnesota.  He has served on a number of science and STEM committees and boards and is currently ending a six-year term on the Executive Board of SciMathMN, a non-partisan business/K-16 coalition that promotes STEM in Minnesota.