Lino Schildenfeld gave a presentation on the new features in Oracle Application Express (APEX) 5.1. Some of the key highlights included improvements to the page designer like deprecating the component view, adding a two pane mode, and simplifying wizards. The presentation also covered enhancements to the interactive grid, universal theme, Oracle JET for data visualization, and pagination options. Demos were provided to illustrate the new capabilities in APEX 5.1.