Certain first names make people more attractive to the opposite sex while others are a turn-off, say linguists. In an experiment, they found that pictures of men were rated as more appealing if they were called Ed, Matt or Mike than if their names were given as Paul, Sean or Roger. The authors of the study claim the explanation lies in vowel sounds. Women prefer names with short vowels, such as e and i, produced at the front of the mouth. However, the opposite is true for men. They prefer women's names with longer vowel sounds such as Laura, Moira...