Z Degree Report: Tidewater Community College"In 2013 Tidewater Community College, the second largest of Virginia's 23 community colleges, launched the first-in-the world OER-based college degree. The "Z Degree" as it is called, is an associate of science degree in business administration that can be earned with zero textbook costs. This report contains the student success and cost-savings data from the two-year pilot of the Z Degree." (February 11, 2015)