Not sure why the title says “mad”, but still worth a quick look to refresh your basic design museum skillz. More points if you can tell the names of each one of the designers pictured below without flipping your screen. Don’t cheat, you L4M3rZ.
The solution: ɯosıɹ suǝɾ puɐ sǝɯɐǝ sǝlɹɐɥɔ 'ɐıoʇɹǝq ʎɹɹɐɥ 'uǝuıɹɐɐs oɹǝǝ 'ʎǝlɯɹoʍ pɹɐʍpǝ 'uoslǝu ǝƃɹoǝƃ