(written from a Production point of view)
Ernest "Ernie" Over worked as personal assistant to Gene Roddenberry in the late 1980s and the early 1990s until Roddenberry's death in 1991. He started to work as driver for Roddenberry and was soon the person Roddenberry trusted so he took Over with him to meetings with Paramount Pictures. Over was dismissed from the production following Roddenberry's death. 
In 2010 Over appeared in the Star Trek documentary Trek Nation.