Takeshi Banse lives in Tokyo, Japan. He likes to write code for Linux. His e-mail address is <[email protected]>.

Alice Ferrazzi has been using zsh since 2011. She is currently living in Tokyo, studying Japanese at Tokyo Central Japanese Language School (TCJ) in the morning and working at MIRACLE LINUX in the afternoon.

She contributes to Gentoo and open source software in her free time. She has a wiki at http://aliceinwire.net.

Chien-Wei Huang is a programmer from Yunlin, Taiwan. His main programming skills include C and Python, and he also has some experience of PHP/JavaScript/MongoDB/MySQL/Java/Shell. He loves developing programs to solve the problems he faces, sharing knowledge with others, and is also interested in new technologies. His ID on the Internet is carlcarl. You can find him on GitHub, Plurk, and many other places. He also has a blog for programming notes at http://blog.carlcarl.me.