California's information about opportunities and outcomes in early learning and care, TK-12 schools, colleges, social services, and employment is currently disconnected. A longitudinal data system can be a powerful tool that allows California to identify bright spots, inequities, and roadblocks in our educational system, especially for students of…

In 2019, California passed legislation that called for the creation of its longitudinal data system, the Cradle-to-Career (C2C) Data System. Since then, the state has allocated $40.52 million in funding to support the agency's efforts. Given the substantial state investment and the potential for more, better, and accessible data to answer critical…

In the late 1600s, British physicist Sir Isaac Newton first demonstrated refraction and dispersion in a triangular prism. He discovered that a prism could decompose white light into a spectrum. Hold a prism up to the light at the correct angle and white light magically splits into vivid colors of the rainbow! So what do prisms and rainbows have to…

In October 2009, California Digital Library (CDL), where the author serves as manager of strategic and project planning, jumped into the world of social networking by joining Twitter. From Twitter, the CDL staff publish the content of their monthly newsletter, "CDLINFO News," and also additional content created by CDL programs and…

Reliable and current data is the foundation upon which good public policymaking is built. While California collects a good deal of data on its teaching workforce, policymakers have lacked a state-level data and analysis system to provide answers to even some of the most basic questions: How many credential holders actually take jobs? In what types…