He Became a Mathematician in Prison. Now, He’s Stuck There.

Christopher Havens, a prisoner in Washington state, has become a mathematician while incarcerated and has published several papers with international co-authors. Despite his accomplishments, including a textbook on continued fractions, Havens remains in prison, having been convicted of murder 16 years ago.
Christopher Havens, a prisoner at the Washington Corrections Center, has published multiple papers on mathematics, including a textbook on continued fractions. Havens was convicted of murder 16 years ago and is serving a 25-year sentence without parole. While in solitary confinement, Havens discovered math through worksheets slipped under his cell door and became hooked. He later collaborated with mathematicians, including the author's father, on research papers. Havens has a part-time position as research staff at UCLA, but remains incarcerated. He founded the Prison Math Project to spread awareness about math education in prisons.
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