Tom R. Halfhill rejoined In-Stat in 2002 as a senior analyst after a stint at ARC Cores. Halfhill previously worked as a microprocessor analyst for In-Stat/MDR in 1999-2000.

Halfhill has been a journalist since 1977 and has covered technology since 1982. He was a senior editor at BYTE Magazine for six years, where he wrote nearly 200 articles about microprocessors, Java, thin-client computing, computer reliability, data compression, broadband communications, and many other topics.

Before joining BYTE, Halfhill was the editor of several magazines that covered personal computers and electronic games, such as Compute! and Game Player's. In the 1980s, he was the launch editor of five computer magazines and a technology newsletter. He has been a co-author, contributor, or editor of more than 20 books on subjects as varied as computer programming, the Civil War, bass fishing, and mass murder. He also writes a monthly technology column for Maximum PC Magazine.

After graduating with a B.S. in journalism from Kent State University in 1977, Halfhill started his career as a daily newspaper reporter. He was introduced to computers when the newspaper switched from manual typewriters to VDTs in the late 1970s, and he bought his first computer in 1981.