sentences:  The newly recruited BBC2 controller, Alan Yentob, noticed that the then-logo for the channel, which featured the word 'TWO' in red, green and blue within a white background and the 'O' being white, was affecting the reputation of BBC2.Surveys commissioned realised that most viewers thought the branding was "dull" and "worthy".He then decided to commission a worthy successor capable of displaying the personality of the channel, revealing his thoughts in the "How Do They Do That?"