David Mangene is a Business English teacher + coach at House of English; www.davidmangene.nl. He possess expertise in language teaching, teaching english as a second language, intercultural communication, english, teaching and 12 more skills. Colleagues describe him as "In contrast of the national discussion about immigration Dave is a perfect example of how to do this. Not only that, he brings some good stuff with him. All we can say about the American culture, those guys are good in the mental game and it shows. This (among others) is why Dave combines these into one word: “swagger”. What is it? Find out yourself and attend a workshop. All I can say is that the thoughts are addictive and they help you through these hard holes (12-15) where the mental… Show more" and "Although the weaknesses in my golf game are larger than just my mental game, I was really inspired by the Swagger training from Dave. What has made it worth for me is that the "lessons learned" can be used ON as well as OFF the golf course; occassionally you can see me do the Swagger Walk at work (seriously) - it works for me!"