The scientific and technical uses of time and time series data.- The civil and scientific understanding of time - education andoutreach.- The history of time and timepieces, clocks and calendars.- Social, cultural, and religious uses of timing informationHigh-precision time from sundials and the pendulum to atomic clocksand pulsars.- Impact of precise time and frequency measurement in astronomy & basic science.- Earth rotation and time Time and solar-system ephemerides.- The physics of time.