I've been investigating my children's personality types. For this purpose, I like the book called Nurture by Nature written by Paul D. Tieger. Although I found it difficult to pinpoint my own type, that's probably because I'm ENFP -- the one that finds it difficult to make decisions! The knock-on effect is that I find it hard to decide what my children are as well. However, they stumbled onto a quiz that they took on-line. http://www.humanmetrics.com/cgi-win/JTypes2.asp Thus, they informed me of their personality types themselves. I was surprised to discover that Killer is an introvert. He always seems so outgoing and jolly and energetic, but then again, I'm not the only one who has noticed that he sometimes gets out the Beano books and reads while his friends are over. Considering how much he and I seem to clash, I'm also not surprised that he's almost exactly my opposite: ISTP. ISTPs are easily bored with convention I'll investigate further whethe...