21.   In developing the concept, he spent five weeks driving around Las Vegas every night with crime scene investigations.

22.   In addition, advertisers tend to develop concepts before signing celebrities.

23.   It was only a decade ago that Tim Berners-Lee, a British computer scientist, developed a concept he called the World Wide Web.

24.   Lamb developed the concept with Dr. Coleman Miller, another Chicago astrophysicist, and Dr. Ronald Taam, a physicist at Northwestern in Evanston, Ill.

25.   Many of the outfits designed do not work, but are concepts being developed.

26.   Only giant, well-established media companies have the money and muscle to develop new concepts.

27.   Second, he developed his concept of a flexible, dynamic God.

28.   Shafir practicing martial arts in Lexington, Mass., which played a role in developing the concept for her book.

29.   She developed the concept after years of working with patients.

30.   The administration, residents and experts gathered together and developed the concept.