The modernist artist Gertrud Goldschmidt, better known simply as Gego, was born to unassuming, if prosperous circumstances in Hamburg, Germany, in 1912. As a Jew, she fled Nazi Germany alongside her family in 1939, arriving alone in Caracas, Venezuela, which at the time was a booming capital churning with a vibrant artistic renaissance. Seizing the opportunity presented by her departure from Europe, Gego would reinvent herself in Venezuela with the freedom and fervor of an emigrant, going on to produce a body of work that many have classified among the most original artistic outputs of the 20th century. “I believe...