Walid gave the invited talk at the Fifth International Workshop on Equation-based Object Oriented Languages (EOOLT 2013), describing recent work on Enclosing Hybrid Behaviors. The work is joint work with Michal Konecny, Jan Duracz, Adam Duracz, and Aaron Ames. The website makes available online the papers, slides, and pictures from the meeting. The picture shown to the left is taken from the website.