Check out the talk by Dr. Arden L. Bement, Jr., Director , National Science Foundation 
on TAM 

at  http://www.nsf.gov/news/speeches/bement/09/alb090424_tamsymp.jsp?govDel=USNSF_51

For the proceedings of the 2008 SBE&S workshop go to

 http://www.wtec.org/sbes/workshop/FinalWS-20080425/SBES-allpresentations-30Apr08-lowres.pdf