We need a little more humility in acknowledging the great shoulders that agile stands on. Its simplistic to identify in hindsight a ‘waterfall’ mindset. Such a thing did not exist. Instead lets view them as the agile manifesto encourages us to do, to view them as people attempting to deliver quality software just like we are attempting to do today.
Softtest Ireland does a great job of holding free talks for software testers in Ireland.