Benchmark 10C
Historical Perspectives: Relating Matter & Energy and Time Space
Grades 9-12, page 245

As a young man, Albert Einstein, a German scientist, formulated the special theory of relativity, which brought about revolutionary changes in human understanding of nature. A decade later, he proposed the general theory of relativity, which, along with Newton's work, ranks as one of the greatest human accomplishments in all of history.

See Content Standard G History and Nature of Science (grades 9-12): Historical Perspectives