16  R Core Developers

This page lists the current and former members of the R Core Team who have write access to the R source.

Current members of the R Core Team:

• John Chambers
• Peter Dalgaard
• Robert Gentleman
• Kurt Hornik
• Ross Ihaka
• Mikael Jagan
• Michael Lawrence
• Uwe Ligges
• Thomas Lumley
• Martin Maechler
• Sebastian Meyer
• Paul Murrell
• Martyn Plummer
• Brian Ripley
• Deepayan Sarkar
• Duncan Temple Lang
• Luke Tierney
• Heather Turner
• Simon Urbanek

Former members of the R Core team: * Tomas Kalibera (up to March 2026) * Friedrich Leisch (up to April 2024) * Douglas Bates (up to March 2024) * Martin Morgan (up to June 2021) * Duncan Murdoch (up to September 2017) * Seth Falcon (up to August 2015) * Stefano lacus (up to July 2014) * Guido Masarotto (up to June 2003) * Heiner Schwarte (up to October 1999)

The Contributors page on the R Project website also lists specific contributors outside the R Core Team who have provided invaluable help by donating code, bug fixes, and documentation.