Trainer Websites

Aleksey Tsalolikhin is a UNIX/Linux systems administrator and trainer. He is a master generalist systems administrator with a specialty in configuration management. He has mentored and trained system administrators and other operations professionals in various environments. Aleksey started his career at EarthLink and has since worked at Deluxe Digital Cinema, Vertical Sysadmin, Perplexity AI, and currently works at Yahoo. He has experience as the only sysadmin and as part of large teams. He also creates tutorials, writes, and gives conference presentations.

Angela Randall is a writer and editor. She helps people tell their stories, whether through books, articles, or marketing materials. She has worked with a wide range of clients, from individuals to large corporations. Angela is passionate about helping people communicate their ideas effectively and creatively. She is based in the Pacific Northwest.