"From Here to Paternity" is the seventeenth episode of the thirteenth season of ER. It first aired on NBC on Februart 22, 2007. It was written by Viril Williams and directed by Lesli Linka Glatter. It has the ER staff working to help a family trapped in a blizzard while trying to find a missing member of the family. Samantha Taggart makes a hard decision regarding son Alex.