Navigator Notes

Welcome to the Spring 2025 issue of NAVIGATION.In this issue, we feature articles on a wide range of topics including jamming and spoofing of GNSS signals, navigation using pulsars, high accuracy positioning using a global differential GPS service, and the use of Starlink for positioning, navigation, and timing.ION promotes the research of journal authors in a variety of ways including video abstracts hosted on the ION website.The latest video abstracts are documented below.You can find the video abstract for any recently published article under the article's supplemental menu item on the journal's website.ION also engages with the PNT community, through its webinar series, to highlight current topics of interest to the community.The most recent webinars are also documented below.And congratulations to Clark Taylor and Jason Gross who were selected as the winners of the Institute of Navigation's 2024 Samuel M. Burka Award, recognizing outstanding achievement in the preparation of a paper advancing the art and science of positioning, navigation, and timing.Presented at the ION International Technical Meeting in Long Beach, California, back in January,