Welcome to all of our regulars, for anyone who is a first timer the secret science club is at event series and we bring sciences of all disciplines out of their labs and onto the public stages. Here they can be part of the cultural life of new york city and people like you and me can come and be informed, energized and be engaged by scientific ideas and discovery and interact directly with some of the scientist. Secret science club, our regular hang out our main layers in brooklyn but secret science club north, we are back here tonight in manhattan as a part of our fifth miniseries at sympathy space. We would really like to thank all of the people at symphony space, the staff, particularly kathy led down Johanna Thompson Rebecca White mary mead, james lazio, and zach ricci for help us expand our showing. Began for them. [applause] very big special thank you to the bar, we have the bar actually to the back and left if youve not visited yet. They have concocted our cocktail does your or