At 11, I left Korea with one name. I arrived in Canada with another

What is lost and what is gained when immigrants take on additional names? And how do they decide which new names to use?

https://www.cbc.ca/radio/docproject/a-tale-of-two-jennifers-1.4916158/at-11-i-left-korea-with-one-name-i-arrived-in-canada-with-another-1.4916162?fbclid=IwAR0wBeJVesgHXRy5Vk1J5Bt_iNyfS0jHQzl8RsfN7-9uJkjWFrRxy0WIT6g