I've not been following the whole conversation, but of course even 15 personas would be preferable to 15 market segment/user needs analyses. The point of personas is that they promote empathy - or would do if we make them 'believable', hence the need for seemingly unimportant details.
I wrote a blog about this a few months back for a different reason, but I think it's relevant here, too. http://www.syntagm.co.uk/design/blog/?p=89 Regards, William Hudson Syntagm Ltd Design for Usability UK 01235-522859 World +44-1235-522859 US Toll Free 1-866-SYNTAGM mailto:william.hud...@syntagm.co.uk http://www.syntagm.co.uk skype:williamhudsonskype Syntagm is a limited company registered in England and Wales (1985). Registered number: 1895345. Registered office: 10 Oxford Road, Abingdon OX14 2DS. Attend our courses on Ajax design & usability, card sorting and web usability: CHI 2010 Conference (Atlanta, Georgia) http://www.chi2010.org UPA 2010 Conference (Munich, Germany) http://bit.ly/8x9NU ________________________________________________________________ Welcome to the Interaction Design Association (IxDA)! To post to this list ....... disc...@ixda.org Unsubscribe ................ http://www.ixda.org/unsubscribe List Guidelines ............ http://www.ixda.org/guidelines List Help .................. http://www.ixda.org/help