I headed to Austin last week with a heavy heart. I was (and am) mourning the loss of my brother-in-law and was so conflicted by how I was going to make this a successful trip of networking, socializing, and “selling my brand” when I had a hard time even smiling. And then I received texts from writer friends who’d arrived ahead of me, asking when I’d get there and saying how excited they were to see me. And I smiled. And when I arrived at the hotel, and then at conference the…