Intelligence tests showed

[dimri dimal]

Intelligence tests showed the man had an IQ of 75, below the average score of 100 but not considered mentally retarded or disabled. We Scientist interviewed Language Hacker: Gabriel Wiener. For BrainPeak   his work as an opera singer he had a short time in perfect French, Russian, and Italian and learns German. So he went in search of the best way to learn a language and never forget. He combined his learning experience with a year literature review, and the Language Hacker method was born..

http://t-rexmusclefacts.com/brain-peak/