Supermassive Black Holes Gravitational Waves Black Hole Merging Black Hole Formation Webb Observations Black Hole Mergers Measuring Black Hole Mass Cosmic Dawn Black Hole Activity Massive Black Hole Awakening Giant Black Hole Magnetic Winds Formation Pablo's Galaxy Quasar Formation Ultra-Massive Black Holes Black Hole Growth Active Galactic Nuclei Telescopes Cosmic Phenomena Star Clusters Galaxy Mergers Host Galaxies Galaxy Evolution