DHA Team

David PhotoDavid Heil,
President of David Heil & Associates, Inc., is well known throughout the country as an innovative science educator, new enterprise developer, lecturer, author and host of the Emmy Award-winning PBS science series, Newton's Apple. He was the lead author on the award-winning program Discover The Wonder, which for five years running was the #1 selling elementary science curriculum in America. He is also the editor of the popular book Family Science, and more recently co-authored and edited a new publication, Family Engineering: An Activity & Event Planning Guide. David is frequently invited to speak at conferences and public events on science, technology, engineering and mathematics (STEM) education and the rewards of experiential learning.

Prior to establishing DHA, David was affiliated with the Oregon Museum of Science & Industry (OMSI) for 13 years, serving as associate director from 1988–1996. While at OMSI, David initiated and administered many of the museum's nationally recognized education and outreach programs, and also developed hands-on exhibits for national tour. David has also taught science and enrichment programs in grades 7-12, conducted research in plant biochemistry and radiochemistry, and worked for five years with the U.S. Fish and Wildlife Service. A native Oregonian, he is active in numerous scientific and educational organizations nationwide. He is a past member of the American Association for the Advancement of Science's Committee on Public Understanding of Science, is the past Director of Informal Science Education for the National Science Teachers Association (NSTA), served on the Board of Directors of the Biological Sciences Curriculum Study, the Keystone Center, and as Senior Science Advisor to the Council of Chief State School Officers (CCSSO), and currently serves on the Board of Directors for the Aspen Science Center in Colorado. In 2009 David was recognized with the NSTA Distinguished Service To Science Education Award

Mia PhotoKelly Riedinger, PhD, Director of Research and Evaluation, oversees the firm's full range of internal and external evaluations as well as ongoing research studies. In collaboration with other DHA team members and a broad range of public and private sector clients, she designs and implements front-end, formative, and summative evaluations and research investigations using both qualitative and quantitative methodologies. Her research interests focus on science teacher preparation and professional development as well as learning in informal science settings with a particular interest in learning conversations and the ways in which learners of all ages negotiate and construct identities as learners of science. She is active in numerous professional associations and societies and currently serves on the Informal Science Education Committee of the National Science Teachers Association. Prior to joining DHA, Kelly was an assistant professor of science education at the University of North Carolina Wilmington where she taught courses in elementary science methods and informal science education. Before that she served as a research associate on the NSF funded Project NEXUS, taught middle and high school oceanography and earth science and worked as an educator at the Virginia Aquarium & Marine Science Center. Kelly earned a BA in Biology at Wittenberg University in Springfield, OH; a MS in Oceanography from Old Dominion University in Norfolk, VA; and a PhD in Education Curriculum and Instruction with an emphasis on science education from the University of Maryland in College Park, MD.

Gayle Amorose, Business Manager, oversees the DHA office, coordinating project workflow, product design, event planning, human resources, accounting, business development and marketing. Prior to re-joining DHA, where she held the position of Project Coordinator a decade ago, Gayle managed two of her own successful businesses: interior redesign and staging, and private dog training. She also has experience working in both the nonprofit and corporate sectors in office administration, communications and marketing, writing and desktop publishing, and special event production. Gayle holds a BA degree in Broadcast Communication Arts from San Francisco State University.

Eric PhotoEric Wallinger, Operations Manager, oversees the operations of DHA's core business arenas and client services. With a background in planning, communications, and project management, he facilitates procurement and logistics for DHA as well as the firm's affiliated nonprofits. He is certified as a LEED Accredited Professional for Operations & Maintenance by the United States Green Building Council and supervises the DHA office facilities. Prior to joining DHA, Eric served as Operations Coordinator at the Center for Ecoliteracy in Berkeley, CA. Eric holds a BA in English, and a certificate in Environmental Studies from Dickinson College in Carlisle, PA.

Aidan PhotoHannah Waterman, Project Assistant, provides support for DHA's President and his portfolio of projects, including a new online educational resource for the National Academy of Engineering, evaluation for National Science Foundation-funded projects in Micronesia and at the Golden Gate Bridge in San Francisco, strategic business planning for museums and other non-profits, and a variety of emerging initiatives with the Foundation for Family Science & Engineering including Supporting Early Engagement and Development in STEM (SEEDS), and Engineering a Pathway to STEM. While completing her BA degree at Montana State University she worked for the MSU Alumni Foundation as a Development & Information Specialist and as a Student Ambassador.