Complex sentence: In October 2007, Eugenie Scott, executive director of the National Center for Science Education sent, to a list of addressees including Mrs Comer, an email announcing a talk in Austin by one of the Center's directors, Barbara Forrest.
Split into simpler sentences: In October 2007, Eugenie Scott, executive director of the National Center for Science Education sent an email to a list of addressees including Mrs Comer. It announced a talk in Austin by one of the Center's directors, Barbara Forrest.