These are the SHARP group's AMIA-specific URLs:

Security and Privacy (SHARPS)
sharps.org/amia13

SMART Platform
Smartplatforms.org/amia13

SHARPn
informatics.mayo.edu/sharp/index.php/SHARP_Project_Wiki:Current_events

UTHealth SHARPc
Amia2013.sharpc.org 

Medical Device SHARP (MD SHARP)
mdpnp.org/amia13mdsharp.html

ONC SHARP Program
healthit.gov/policy-researchers-implementers/strategic-health-it-advanced-research-projects-sharp