Notable Sun employees included John Gilmore, Josh Weiss, Whitfield Diffie, Radia Perlman, Marc Tremblay, and Ned Freed. Sun was an early advocate of Unix-based networked computing, promoting TCP/IP and especially NFS, as reflected in the company's motto "The Network Is The Computer", coined by John Gage. James Gosling led the team which developed the Java programming language. Jon Bosak led the creation of the XML specification at W3C.
Sun staff published articles on the company's blog site. Staff were encouraged to use the site to blog on any aspect of their work or personal life, with few restrictions placed on staff, other than commercially confidential material. Jonathan I. Schwartz was one of the first CEOs of large companies to regularly blog; his postings were frequently quoted and analyzed in the press. In 2005, Sun Microsystems was one of the first Fortune 500 companies that instituted a formal Social Media program, which was led by Sumaya Kazi.