For years, farmers watched local test fields or pioneering neighbors use the strange methods before adopting SRI themselves.

FORBES: Can We Revolutionize Agriculture Without 'Science'?

But the researchers went further by presenting the test separately to the left and right visual fields of their volunteers.

ECONOMIST: Psychology

Over the decades, its system has helped countless students improve their test scores, and Kaplan wants to take its reputation for success to broader fields.

CNN: Kaplan is starting an online college -- minus the keggers