After his high school graduation, Jim joined Marquette University. He also earned a degree from there and then he joined Milwaukee Journal and that was the beginning of his professional career. There he worked as a police reporter for the newspaper. In 1981, he published coroner's reports of unusual deaths in a book called Death Log. In 1982, he was hired by Milwaukee Magazine where he worked as an editor. He also began teaching at University of Wisconsin-Milwaukee. There he taught journalism courses. In the mid 1990s, he joined St. Paul Pioneer Press as a technology reporter and the worked there for the next three years. In 1999, he was hired by Poynter Institute as an online editor. He worked there till 2011. He has been working as an editor JimRomenesko.com since November 2011. The actual figure about his net worth, salary and age is unknown. His nationality is American and he is of white ethnicity.