Anthony van Dyck was a commercially successful painter in Antwerp and Italy, but he may have had the most influence in England when he served as court painter to King Charles I.
Research:

Dorothy Crowfoot Hodgkin’s Crystalline Chemistry, Part 2
43:14

Dorothy Crowfoot Hodgkin’s Crystalline Chemistry, Part 1
38:04

SYMHC Classics: Sarah Bradlee Fulton
32:28