WASHINGTON, July 30 /PRNewswire/ -- In a hearing today of the U.S. House of Representatives Subcommittee on Research and Science Education, part of the larger Committee on Science and Technology, Abbott (NYSE: ABT - News) testified on its contributions as a private sector company in a multi-stakeholder, systems approach to improving kindergarten through 12th grade (K-12) science, technology, engineering and mathematics (STEM) education.