Penelope Wagner is based at the Norwegian Ice Service in the Division for Forecasting in Tromsø. Penelope works on the validation, evaluation and assists with assimilation of remote sensing data products for operational use and to aid in sea ice monitoring and forecasts. Since 2006, she has been working with remote sensing applications to observe sea ice using optical, hyperspectral, scatterometer and passive microwave data for both planetary (Mars) and Earth Observation.