Irena Kosíková
Irena Kosíková is a Czech organist and composer.
Irena Kosíková was born in Prague the daughter of the banned philosopher Karel Kosík and the literary historian Růžena Grebeníčková.
She began her organ studies with Prof. Jan Hora, together with piano lessons given by Prof. Eliška Kleinová and Prof. Arnoštka Grünfeldová.
Irena Kosíková studied organ performance (Prof. Jaroslava Potměšilová) and conducting (with Prof. Karel Fiala) at Ježek's Conservatory.
She was refused further studies for political reasons.
She took private composition lessons with Prof. Miroslav Raichl.
Finally after the Velvet Revolution she was accepted at the Janáček Academy of Music (JAMU) in Brno into the organ class of Prof. Alena Veselá and Prof. Kamila Klugarová.
She graduated at the Academy of Music (HAMU) in Prague, under the guidance of Prof. Josef Popelka.
Irena Kosíková now gives organ concerts and is also intensively composing.
Her works have been performed in the Czech Republic, Algeria, Bosnia and Herzegovina, Belgium, Bulgaria, Germany, Israel, Poland, Russia, Turkey, Sweden and the United Kingdom.
As an organist she specialises in the interpretation of organ works written by Johann Sebastian Bach: including performances of the complete Organ Toccatas, Voluntaries, Leipzig Chorals, The Art of Fugue, Organ Mass.
Růžena Grebeníčková
Růžena Grebeníčková (1 November 1925 – 21 July 1997) was a leading Czech literary historian and theorist, and translator.
She was married to the philosopher Karel Kosík with whom she had three children Antonín (1952), Irena and Štěpán.
Harry Johnson (wrestler)
Harry Johnson( 1903- date of death unknown) was an English wrestler.
Thomas Scott (diver)
Thomas Scott( 1907- date of death unknown) was an English diver.
Harry Wainwright (footballer)
Harry Wainwright( born 1899; date of death unknown) was an English footballer.
Albert Thompson (footballer, born 1912)
Albert Thompson( born 1912, date of death unknown) was a Welsh footballer.
Etan Boritzer
Etan Boritzer( born 1950) is an American writer of children ’s literature who is best known for his book" What is God?" first published in 1989.
His best selling" What is?" illustrated children's book series on character education and difficult subjects for children is a popular teaching guide for parents, teachers and child- life professionals.
Boritzer gained national critical acclaim after" What is God?" was published in 1989 although the book has caused controversy from religious fundamentalists for its universalist views.
The other current books in the" What is?" series include
What is Love?,
What is Death?,
What is Beautiful?,
What is Funny?,
What is Right?,
What is Peace?,
What is Money?,
What is Dreaming?,
What is a Friend?,
What is True?,
What is a Family?,
What is a Feeling?"
The series is now also translated into 15 languages.
Boritzer was first published in 1963 at the age of 13 when he wrote an essay in his English class at Wade Junior High School in the Bronx, New York on the assassination of John F. Kennedy.
His essay was included in a special anthology by New York City public school children compiled and published by the New York City Department of Education.
Boritzer now lives in Venice, California and maintains his publishing office there also.
He has helped numerous other authors to get published through" How to Get Your Book Published!" programs.
Boritzer is also a yoga teacher who teaches regular classes locally and guest- teaches nationally.
He is also recognized nationally as an erudite speaker on" The Teachings of the Buddha."
Fred Bradley (rower)
Frederick Bradley( 1908- date of death unknown) was an English rower.
Bill Smith (footballer, born 1897)
William Thomas Smith( born 9 April 1897, date of death unknown) was an English professional footballer.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.

Question: What is the date of death of Irena Kosíková's mother?
Answer: 21 July 1997