Lindsey Nebeker nakedbrainink.com A slight uncomfortable laughter was shared among the crowd of mothers sitting in a circle as one mother said quietly, “I’m really trying to avoid bringing up the topic of sex to my son. I hope that day doesn’t come up soon.” This was during a recent speaking engagement I gave to a parent support group. I arranged for all of us to sit around in a circle since the group was small enough to pull that off. I often find that with circle-style seating, the conversation becomes more open-ended, and I hear more from my audience. And the conversation can get very interesting — such as when it turns into a conversation about autism and sex. I was tempted to chuckle at the level of discomfort these mothers had in linking the words “autism” and “sex,” but kept to myself and gave a quiet smile. I…