Siobhan O'Flynn is a phenomenal woman who has faced the unthinkable as a parent; childhood cancer. This conversation is a powerful insight into her son's diagnosis which shattered their world. By blogging about their experiences, sharing her deepest darkest fears, highs and lows, Siobhan has connected with others. Siobhan has created an online community and found cathartic practice in writing.  Hear how she holds on to hope in amongst the most challenging of circumstances.