Many of you may already know Mark Glaser. He's a columnist and freelance writer for Mediashift @ PBS.org.
Mark has written several prominent stories about the military and the milblogging community including Your Guide to Soldier Videos from Iraq, `War Tapes` Film Lets Soldiers Tell Their Stories from Iraq, and Milbloggers Upset with Restrictions, But Won`t Stop Blogging.
Over the years, Mark has raised money to help cure polycystic kidney disease (PKD), a hereditary disease that is one of the most common life-threatening genetic diseases, affecting 600,000 Americans and 12.5 million people worldwide.
Mark also has PKD, and he's currently in search of a live kidney donor.
There's a way you can help.
This year, there will be a Walk for PKD in San Francisco, happening a t Crissy Fields on Oct. 23 at 9 am. Mark will be walking and he's hoping you can join or help.
To keep up with Mark's search for a kidney, please visit him on Facebook.