Exploring the Promise and Peril of CRISPR

Neal Baer, co-director of the master’s degree program in Media, Medicine, and Health at Harvard Medical School; discusses whether there are unique questions raised by CRISPR as a dual-use technology, his book’s recasting of the case of Chinese scientist He Jiankui, and why he thinks there needs to be public debate now over the use of the technology to make heritable changes to the genome.