The NIST Chapter of Sigma Xi invites all NIST staff to join us for the Twenty-Fourth Annual NIST Sigma Xi Postdoctoral Poster Presentation (PPP). The PPP will take place on Wednesday, February 17th, 2017 in the Front Hall, and Lecture Rooms A and B of the Administration Building (Building 101). There will be two sessions: Session I (9:00 am to noon) featuring categories B (Biology), Bt (Biotechnology), C (Chemistry), E&M (Electronic and Magnetic Materials, and E (Engineering); and Session II (1:00 pm to 4:00 pm) featuring categories C&S (Computer Modeling and Simulation), EWE (Energy, Water and Environment), Ph (Physics) and Po (Polymers). Refreshments will be provided during both sessions. Please take this opportunity to meet NIST's newest researchers and to learn about the excellent work that they are doing.