Check out these links (All focus on a meditation technique called : Vipassana [0]) -

+ http://www.samharris.org/blog/item/mindfulness-meditation (guided meditation by sam harris)

+ https://www.youtube.com/watch?v=3nwwKbM_vJc (Mindfulness session at Google by Jon Kabat-Zinn)

+ https://www.youtube.com/watch?v=bKtBxxR0JRM - from http://siyli.org/

+ http://www.samharris.org/blog/item/how-to-meditate

[0] http://en.wikipedia.org/wiki/Vipassan%C4%81