K-12 Math, Science Grantmaker for NSF Under Scrutiny

By Millicent Lawton

Washington

One of the federal government's most prominent grantmakers to K-12 science and math education has come under clouds of suspicion and controversy in recent weeks.

Two separate matters have raised questions about Luther S. Williams, the assistant director of education and human resources at the National Science Foundation, who has held that job since 1990.

As a result of one of his actions, a House committee chairman had ordered the NSF to explain by late last week how the agency...