she is also the other of what is cert absolutely the best book on the stuxnet virus and the implications of it. you should run out and buy it and read stark is a professor i the department of statistics at uc berkeley who's work has impacted public policy, from the u.s. census to credit risk modeling and so forth. huge range of incredibly influential and important work that he has done. most relevantly to us his method for auditing election outcomes with widely recognized as the standard for relooinl elections that make use of technology, risk limiting audits is something you're going to be hearing about quite a bit during our panel. and finally, barbara simmons is chair of the board of verified voting. she is a computer scientist who's work has been at the intersection of technology and policy for as long as i can remember. she is a former president of the association for computing machinery, and she was one of the first voices to look at the risks of the use of technology in voting systems. and again, i have not done justice to any of these people, but i'm sure they will introduce them