Can individual events in the committed tab be sorted by time or account name?

Yes

  1. Attend this event
  2. Committed Athletes Tab
  3. IE by Event
  4. Click on your event
  5. Use the up/down arrows on the account/time column header to sort accordingly.

See Also
How can I see who has replied online (declined) to an event
How can I view the notes from Committed Athletes?
How do I quickly add athletes into their events? Watch tutorial HERE