... Space Telescope Science Institute . ... Office : S212 Phone: +1-410-338-2427 I am an instrument scientist for the Near-Infrared Imager and Slitless Spectrograph ( NIRISS ) on the James Webb Space Telescope, and I am interested in studying the emission-line galaxies at high redshifts revealed in the grism surveys. I am a member of the Wide-Field Infrared Survey Telescope( WFIRST-AFTA ) study team at STScI. ... CANDELS is a multi-cycle HST near-infrared treasury survey using the WFC3 instrument. ...