The panelists - Liesel Knorr herself, IASB Chairman Hans Hoogervorst, Prof. Dr. Joachim Gassen of Humboldt University in Berlin, former Vice-Chairman of the IFRS Advisory Council Dr. Christoph Hütten, and Heiner Kompenhans (Assurance leader of Deloitte Germany) - discussed adoption of IFRSs around the world, non-GAAP measures, the question of how many standard-setters we need, the agenda consultation, fair value measurement, judgement in accounting, the role of academia in accounting, and other topics.
The recording of the panel discussion is available as "DRSC-Festveranstaltung zur Verabschiedung von Liesel Knorr - Teil 2" on this ASCG page. The panel discussion starts at about 6 minutes 45 seconds and is (with exception of four minutes) in English.
The ASCG has also released an English language press release summarising the event.