Hyperfocus is an intense form of mental concentration or visualization that focuses consciousness on a narrow subject, separate from objective reality and onto subjective mental planes, daydreams, concepts, fiction, the imagination, and other objects of the mind.^{[citation needed]} Hyperfocus may also be regarded as a psychiatric diagnosis, as a distraction from reality, when it is considered as a symptom of attention deficit hyperactivity disorder (ADHD) or autism spectrum disorder.

Mark Otten (born 2 September 1985) is a Dutch professional footballer who plays as a defender for Ferencvárosi TC in Hungary.

Born in Nijmegen, Otten began his professional career with N.E.C. in 2003. He later signed for Feyenoord, but never broke into the first team, and spent time on loan with both SBV Excelsior and N.E.C.. Otten signed permanently for his first club N.E.C. in 2007.

Russell A. Barkley, Ph.D., is a Research Professor in the Department of Psychiatry at the State University of New York Upstate Medical University. Involved in research since 1973 and a licensed psychologist since 1977, he is an expert on attention-deficit hyperactivity disorder (ADHD) and has devoted much of his scientific career to studying ADHD and related problems in children.

He received his first citation for his clinical studies on the effects of medication on ADHD children in 1977; his research interests also include childhood defiance. Author of 15 books and more than 180 scientific papers, Barkley edits The ADHD Report and over time has taken on an increasing role in educating the general public about ADHD. According to the Web of Science, his articles have been cited over 9000 times, leading to an h-index of over 55.

Armin van Buuren (Dutch pronunciation: [ˈɑr.mɪn vɑn ˈby.rə(n)]), OON (born 25 December 1976 in Leiden, Netherlands) is a Dutch trance producer and DJ. Between 2007 and 2010, he was voted number one in DJ Magazine's annual top 100 list of the most popular DJs. In the 2011 list, he ranked in second place. Since 2001, Van Buuren has hosted a weekly radio show called A State of Trance, which claims to have around 15 million weekly listeners in 26 countries, which would make it one of the most listened-to radio shows in the world. His 2008 studio album, Imagine, entered the Dutch album chart at #1, a first for a dance music artist in Dutch music history.

Armin van Buuren was born in Leiden, Netherlands on 25 December 1976, but grew up in Koudekerk aan den Rijn. Van Buuren started making music when he was 14.^{[citation needed]} He was inspired by French electronic music composer, Jean Michel Jarre, and wished to become a great electronic music composer like Jarre.^{[citation needed]}

He finished high school at the Stedelijk Gymnasium Leiden in 1995, and left for college to study law at Leiden University. While studying law, Van Buuren's interest for making music blossomed, and he began working as a DJ in a local club called Nexus. As his musical career began to take off, he put his law degree on hold, although he did return to finish law school in 2003.

Sandro Silva, fullname Sandro Laurindo da Silva (born April 29, 1984 in Rio de Janeiro), is a Brazilian footballer, who currently plays for Internacional on loan from Málaga CF.

On 10 February 2010 Botafogo reduce the time for sign the midfielder of Palmeiras, the player would arrive on loan until May 2011. However in the summer 2010 he was snapped by Málaga CF for a transfer fee of €2.2 million.

During the next summer, he was loaned back to Brazil. This time to Internacional with an option to buy for €2 million after the season.

He plays as a defensive midfielder but can play also as a right back.

Relation to Mixed Martial Arts Fighter Seyandro Silva