tracy dillinger, the manager for safety and human factors at nasa and dr. najmedin meshkati , professor at the university of southern california school of engineering and aviation safety programs. the 53 recommendations regarding the oda safety management system, safety culture, services an important catalyst for us and future aviation legislation. while we have made safety improvements through the air certification reform law and some of that is still playing out with the new administrator that i think is more aggressively taking the responsibility seriously we look to build on those advancements with the five-year authorization bill, enhanced safety features, but we are not going to stop there. there's more to be done to implement the recommendations from the report. we owe a debt of gratitude to those that are here today. i want to especially thank you, javier de luis, thank you for being here. i cannot imagine the tragedy of losing your sister and one of the max crashes and continuing to be involved in trying to correct and improve our safety culture. i