Walther Johannes Riedel

[4] German rocket scientists including Riedel were sent to the United States as part of Operation Paperclip.

[6] One article featured Riedel's complaints that American food was tasteless compared to that of his native Germany.

[7][8] On December 30, Albert Einstein and the American Federation of Scientists authored a letter in protest.

[15][16] UFO researcher Joel Carpenter identified the body of Adamski's "flying saucer" as the lampshade from a 1930s pressure lantern.

In 1953, he was denounced by fellow NAA employee Victor Black, leading to an interview with the CIA.