Dear all, Would you like to learn about the *OSA (Optical Society of America) Purdue Student Chapter*? We are holding a callout on this Thursday (09/27) at 4:30pm in ME1009. In our chapter, you will hear about the newest progress in the novel world of optics. Plus, there will be many exciting events and professional activities throughout the year. At Thursday's callout, Prof. Alexandra Boltasseva will give an interesting lecture on: *"Grand Challenges for Engineering according to National Academy of Engineering". *You can find more details in the attachment. Food and beverages will be provided. We will see you tomorrow. Yours sincerely, Andy Huang OSA Purdue Student Chapter -- Zun(Andy) Huang Research Assistant, PhD student of ECE, Purdue Univ. Birck Nanotechnology Center 1205 West State Street West Lafayette, IN 47906 huang105@purdue.edu (765)4940215