Investigations into cases of wrongdoing by professors are increasingly in the public eye. But are colleges and universities doing enough to deal with the problem? © ISTOCK.COM/SIRUP I n 2013, Dong-Pyou Han, then an assistant professor of biomedical sciences at Iowa State University, resigned after admitting to tampering with experiments. He had spiked animals’ blood samples with human antibodies to make it appear as if an HIV vaccine he was helping to develop could successfully protect rabbits. After being charged by a federal prosecutor the following year, Han pled guilty to two felony charges of making false statements on a National Institutes of Health (NIH) grant application and follow-up progress report. He was sentenced to 57 months in prison and had to repay $7.2 million of the NIH grant that had been awarded to him for the research. While other cases of fudging the data might result in a suspension of funds or mandatory supervision for some period of ti...