A Life Encoded: Marcel Givierge, Cryptographer and Shadow Play Artist Marcel Givierge (1871-1931) occupies a fascinatingly unique position in the annals of 20th-century art—a figure whose life seamlessly blended the rigorous logic of cryptography with the whimsical expressiveness of shadow puppetry. Born in Paris, France, Givierge wasn’t initially destined for artistic renown; his early career unfolded within the French military, wher…