If your instinct is to think that the political leanings of law firm partners have an impact on how female attorneys are paid and promoted, new research confirms it. Temple University’s Brad Greenwood, a professor of management information systems, and the University of Michigan’s Seth Carnahan, a professor of strategy, looked at a broad, multi-year database of promotions within law firms. It showed that women are at a disadvantage when their bosses — especially men — donate to Republican candidates but see less gender inequality when partners give to Democrats. They discussed the issue on the Knowledge at Wharton show on Wharton Business Radio on SiriusXM channel 111 , covering what the data showed, whether women should be looking solely for liberals-run firms and what it might take to get the gender bias out of decision-making in the legal profession.…