Alan Feldstein is the owner of Cosmic Horizon, whose SPARC simulator had its origins while he was at Motorola. As a lead software test engineer, he verified the design of CodeWarrior on the Solaris UltraSPARC developer platform. After Motorola, he worked on pervasive chip simulation at IBM, verifying the design of the POWER6 microprocessor. After that, he was an embedded engineer at Tyco Electronics, developing firmware targeting Gaisler Research's LEON2 processor. He is a member of the IEEE Computer Society. Feldstein received a BS with honors in computer engineering from Rochester Institute of Technology. Contact him at firstname.lastname@example.org.