Dirk Paulsen lives purely on football betting, and he feeds his family with it. The professional better speaks to us about gut feelings, trips to. The link between professional gamblers and part-time sports bettors. How-to gambling books, sportsbetting picks, sports betting analyses, sport stats, How to bet. Not only was he virtually unknown – Johnson was not a professional gambler and he did not even try to play by the book and use one of those complicated.