writer's life The Mighty August 31, 2015 Erin Michaela Sweeney An excerpt from my memoir is now featured on The Mighty blog. “To the Anonymous Donor Behind My Marrow Transplant” is the thank you letter I wrote to my donor, who received it on the day I had my stem-cell transplant. Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn More Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print