The story
Designed and named after American mechanical engineer and management consultant Henry Gantt in the 1910s.
Etymology from Wiktionary, CC BY-SA 4.0.
Gantt chart
Today it means: A graphical representation of the tasks and resources needed to complete a job or project; may show ranges of possible start and end dates and the relationships between tasks; used to pinpoint bottlenecks and assign priorities. Full definition →