... the meeting was only brief and therefore the participants could only be rated on superficial characteristics. It also gave no example of a correlation between male and female attractiveness. Therefore a follow-up study was conducted 6 months later. This gave more evidence to support the hypothesis, as it was found that the dates who had become couples after the dance were highly likely to be of a similar level of attractiveness (according to the ratings given to them previously by the independent judges). In 1969 Walster and Walster conducted a similar study, but this time where the participants met each other first. This gave them time to interact more, learn about each other and therefore assess their date's other characteristics, such as intelligence, sense of humour and general personality. This study had greater ecological validity than the original, and the results also supported the hypothesis - partners that were similar in terms ...

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