Stallman, who also set up the GNU Project in 1984, will deliver the NICTA Big PIcture Seminar at Melbourne University on September 15 at 6pm.
His talk, titled "Education Across the Nation: Free Software in Ethics and in Practice", will be held at the university's Copland Theatre.
Those wishing to attend would need to register by emailing Katya.email@example.com. The seminar is being jointly organised by NICTA and the Australian Computer Society.
On September 16, Stallman is scheduled to give a talk at RMIT on copyright problems and the fight for public access to technology.
The talk will be held at the RMIT Storey Hall on Swanston Street at 12.30pm.