Pasadena-based Arrowhead Research, which is commercializing nanotechnology and other research, said today that it has named Ken Myszkowski as the firm's new Chief Financial Officer. Myszkowski replaces interim CFO Joseph T. Kingsley in the position. Myszkowski was most recently at Broadwind Energy, and has also served at Epcor Utilities, NanoInk, Delphion, FMC Corporation, Premark International, as well as Arthur Andersen & Co.