2017 LIWG Workshop Presentations Part 1: CESM / CISM update and ice sheet dynamics Year in review: Recent land ice-relevant changes in CESM Bill Sacks, NCAR-CGD Update on CISM2 in CESM2 Bill Lipscomb, NCAR-CGD Coupled ice-sheet / climate spin-up simulation in CESMW Jeremy Fyke Part 2: Software and surface mass balance processes Automated validation of land ice models with coupled ESM Kate Evans Greenland SMB discussion Modeling of Greenland ice sheet ablation areas in CESM2.0 Raymond Sellevold Assessing the sensitivity of Antarctic surface melt to climate system warming Luke Trusel