If you asked me for a defining memory of our journey, it might surprise you. Some of my most cherished moments were the long hospital stays — the time I got to spend one-on-one with Hunsley, free from the distractions of the world.

By Sarah Borden Our lives changed forever the day we learned our son Eli was diagnosed with Fanconi anemia. Just days earlier, we had celebrated his fourth birthday with family and friends, blissfully unaware of the journey ahead. When faced...