TechWhirl (TECHWR-L) is a resource for technical writing and technical communications professionals of all experience levels and in all industries to share their experiences and acquire information.
For two decades, technical communicators have turned to TechWhirl to ask and answer questions about the always-changing world of technical communications, such as tools, skills, career paths, methodologies, and emerging industries. The TechWhirl Archives and magazine, created for, by and about technical writers, offer a wealth of knowledge to everyone with an interest in any aspect of technical communications.
A Gantt chart is a horizontal bar chart that graphically displays the time
relationships between the different tasks in a project. Hope this at least gets
you started. I have some other info somewhere--that is just the definition off
the top of my head--I will see if I can find it and forward it to you.