The editor acknowledges the members of the Timed Text Working Group, the members of other W3C Working Groups, and industry experts in other forums who have contributed directly or indirectly to the process or content of creating this document.

The current and former members of the Timed Text Working Group are: &acknowledgements-current;

The editor wishes to especially acknowledge the following contributions by members: Micheal Dolan (SMPTE time codes, streaming; SMPTE liaison), David Kirby (introductory example document; SMPTE time codes, descriptive metadata; EBU/AAF liaison), Geoff Freed (styling and example images of style properties), Sean Hayes (advanced profile concepts, including applicative timing), Eric Hodge (timing), Thierry Michel (metadata), and Dave Singer (animation, scrolling).

The Timed Text Working Group has benefited in its work from the participation and contributions of a number of people not currently members of the Working Group, including in particular those named below. Affiliations given are those current at the time of their work with the WG.

John Birch, Screen Subtitling Systems; Bert Bos, W3C (chair, CSS WG); Martin Dürst, W3C (leader, I18N Activity); Al Gilman (chair, WAI Protocol and Formats WG); Philipp Hoschka, W3C (leader, Interaction Domain); Chris Lilley, W3C (chair, SVG WG).

The editor wishes to especially acknowledge the following contributions by non-members: John Birch (dynamic flow).