He holds a BS in earth science education and a MEd and PhD in science education. Tim has 20 years of combined teaching experience at the elementary, secondary, undergraduate, and graduate levels. He has published 12 peer-reviewed journal articles and one book chapter and presented 40 papers at national/international to state-level science education conferences. Tim has also lead extensive professional development for science and mathematics teachers across the state of Oklahoma. He will occasionally be advising SciStarter on aligning citizen science projects to Common Core, Next Generation Science Standards, and the basic scientific practices.