Originally Posted by fthomas

Give some thought to getting some aero levers with a short throw for small hands. Check out Rivendell Bikes on the internet and get one of their catalogues. Riv. Bikes has a lot of options for you - even the mounts to turn your bar ends into thumbies.

Cane Creek Levers:
http://www.rivbike.com/webalog/brakes/15123.html

Handlebars:
http://www.rivbike.com/webalog/handlebars_stems_tape/

Check their catalogue for the bar end converters to thumb shifters.