George Wald, American neurologist and academic, Nobel Prize laureate (b. 1906)
George Wald (November 18, 1906 – April 12, 1997) was an American scientist who studied pigments in the retina. He won a share of the 1967 Nobel Prize in Physiology or Medicine with Haldan Keffer Hartline and Ragnar Granit.In 1970, Wald predicted that “civilization will end within 15 or 30 years unless immediate action is taken against problems facing mankind.”

1997Apr, 12
George Wald
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Events on 1997
- 19Jan
Hebron
Yasser Arafat returns to Hebron after more than 30 years and joins celebrations over the handover of the last Israeli-controlled West Bank city. - 21Jan
Newt Gingrich
The U.S. House of Representatives votes 395-28 to reprimand Newt Gingrich for ethics violations, making him the first Speaker of the House to be so disciplined. - 5Feb
The Holocaust
The so-called Big Three banks in Switzerland announce the creation of a $71 million fund to aid Holocaust survivors and their families. - 2Jun
Oklahoma City bombing
In Denver, Timothy McVeigh is convicted on 15 counts of murder and conspiracy for his role in the 1995 bombing of the Alfred P. Murrah Federal Building in Oklahoma City, in which 168 people died. He was executed four years later. - 1Jul
Tony Blair
China resumes sovereignty over the city-state of Hong Kong, ending 156 years of British colonial rule. The handover ceremony is attended by British Prime Minister Tony Blair, Prince Charles of Wales, Chinese President Jiang Zemin, and U.S. Secretary of State Madeleine Albright.