He was a Professor of Linguistics at Ohio State University and Carmin Ross one of his students. Whether she impressed him through her essays or the feeling was mutual the two married in 1985 and seemed to have a good relationship throughout that time. But Carmin became restless and met her new soulmate, a social worker from San Diego on a spiritualism course in Kansas and love blossomed. Was this a case of the classic love triangle, the textbook narcissist who couldn't accept he had been jilted for another man after 18 years of marriage, or was it just too much a shock to lose wife and daughter all at once? Did he think himself smarter than all others or had his world ended and been tipped over the edge?
http://www.cbsnews.com/news/a-mind-for-murder/2/