An anti-counterfeiting device developed by a team of researchers from Microsoft Research and the School of Electrical and Computer Engineering (ECE) at the Georgia Institute of Technology is featured in a collection of vignettes describing the top 25 research efforts in celebration of the 20th anniversary of Microsoft Research Center.  The team is led by ECE Professor Emmanouil M. (Manos) Tentzeris and Darko Kirovski of Microsoft Research.