Meet the 28th Annual WD Self-Published Book Awards Winners The winners of the 28th Annual Writerâs Digest Self-Published Book Awards, a mother and daughter team, talk about writing their hit indie memoir. Author: The winners of the 28 th Annual Writer’s Digest Self-Published Book Awards, a mother and daughter team, talk about writing their hit indie memoir. by Isabel Sun Chao and Claire Chao Despite its grimy windows that appeared to have not been washed in decades and rusted art deco banister, echoes of the Sun family home’s former elegance still remained when Isabel Sun Chao returned to her childhood home in Shanghai she had left nearly 60 years before.