Karen K. Ho is a senior writer at Artnews. Her writing on business, culture, and media has appeared in Quartz, TIME, GQ, Glamour, Men's Health, The Cut, Vox, CJR, and The San Francisco Chronicle. She is a graduate of the University of Toronto and Columbia University. She is on Twitter at @karenkho and her bot is @doomscroll_bot. She recently moved to Brooklyn.
Collector Nazem Said Ahmad has been charged for violating and evading US sanctions through $440 million worth of imports and exports in art and diamonds, according to federal…