Amit Singh is an operating systems researcher, programmer, and author. He manages the Macintosh engineering team at Google. Previously, Amit has worked on operating systems at IBM Research, Bell Laboratories, and a Silicon Valley startup doing cutting-edge work in the area of virtualization. He also created and maintains osxbook.com and kernelthread.com. Amit often writes and releases open source software, such as MacFUSE, a Mac OS X implementation of the FUSE (File System in USEr Space) mechanism.