![]() ![]() ![]() ![]() Hill claimed that this book was the result of more than twenty years of studying the habits of people who had gained wealth - and from that study, he devised sixteen 'laws' that need to be applied to achieve success. A lot of the book comes down to the concept of perseverance and believing in yourself. Inspired by wealthy businessman Andrew Carnegie, Think and Grow Rich was published during the Great Depression and contains the philosophy of rich people and how they made their wealth. Arguably one of the most famous and well-known books on self-improvement, the book has sold over 15 million copies. Think and Grow Rich by Napoleon Hill is a self-help book first published in 1937. As with all scientific research, there is also a risk of publication bias.You can now buy the Entire Collection of over 2,400 ebooks for only £15! Think and Grow Rich Napoleon HillĪvailable to download for free in PDF, epub, and Kindle ebook formats. These results are promising, but more research is needed to determine the connection between improved assessment scores and everyday tasks in participants' lives.įuture research should address the risk of inadvertent experimenter bias and the risk of attrition bias in this study, as both the Lumosity and crossword groups had approximately 50% attrition rate. In it, half of the 4,715 participants who completed the study trained five days per week, for fifteen minutes each day on Lumosity while the other half did online crossword puzzles as an active control.Īfter 10 weeks, Lumosity users improved more than the control group on our assessments of working memory, short term memory, processing speed, problem solving, fluid reasoning, and overall cognitive function. Lumos Labs conducted a randomized study of Lumosity brain training and published the results in a peer-reviewed research journal. ![]()
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