context: -LRB- CNN -RRB- -- Kitty Kelley , biographer of the rich and famous , is getting ready to release an unauthorized biography on talk show queen Oprah Winfrey . The 544-page book , `` Oprah : A Biography , '' will be released on April 13 , with a first printing of 500,000 copies , according to the Crown Publishing Group . `` We are excited to be publishing the first comprehensive biography of one of the most influential , powerful and admired public figures of our time , by the most widely read biographer of our era , '' said Tina Constable , a vice president with Crown . The author spent three years researching for the book and conducted 850 interviews , Crown said . Kelley 's previous books have chronicled the Bush family political dynasty , the British royal family , Frank Sinatra , Elizabeth Taylor , Jacqueline Kennedy Onassis and Nancy Reagan . Winfrey 's Harpo Productions had little to say about the book . `` Oprah has n't participated in or read Kitty Kelley 's book , so she is unable to comment , '' said Winfrey spokeswoman Lisa Halliday .
question: Who will write the biography ?
answers: Kitty Kelley
content_span_normalized_text: oprah has n't participated in or read kitty kelley 's book , so she is unable to comment ,  said winfrey spokeswoman lisa halliday .
question_normalized_text: who will write the biography ?
context_asr: KATY KELLY BIOGRAPHEROF THE RICH AND FAMOUS IS GETTING READY TO RELEASE AN UNATORISED BIOGRAPHY ON TO QUEEN PER IN TIRY THE FIVE HUNDRED FORTY FOUR PAGE BOOK PRA AND BIOGRAPHY WILL BE RELEASED ON APRIL THIRTEENTH WITH THE FIRST PRINTING OF FIVE HUNDRED THOUSAND COPIES ACCORDING TO THE CROWN PUBLISHING GROUP WE ARE EXCITED TO BE PUBLISHING THE FIRST COMPREHENSIVE BIOGRAPHY OF ONE OF THE MOST INFLUENSIAV POWERFUL AND ADMIRED PUBLIC FIGURES OF OUR TIME BY THE MOST WIDELY READ BIOGRAPHER OF OUR ERA SAID TENA CONSTABLE  VICE PRESIDENT WITH CROWN THE OTHOR SPENT THREE YEARS RESEARCHING FOR THE BOOK IT CONDUCTED A HUNDRED FIFTY INTERVIEWS CROWN SAID CELLY'S PEVIOUS BOOKS HAVE CHRONICLED THE BUSH FAMILY POLITICAL DINASTY THE BRITISH ROYAL FAMILY FRANKINATRA ELISABETH TAYLOR JALIN CANADY ONAES AND NANCY RAGAN WENFRAYS HARPO PRODUCTIONS HAVE LITTLE TO SAY ABOUT THE BOOK OPERA HASN'T PARTICIPATED IN OR READ KITY KELLY'S BOOK SO SHE IS UNABLE TO COMMENT SAID WINIFRE SPOKESWOMAN LEA HALLIDAY 
question_asr: WHO WILL WRITE THE BIOGRAPHY 