This is the 5710th most frequent Korean word.
백경란
"백경란" is a Korean personal name, not a word with a specific definition.
In this sentence, '백경란' is used as a proper noun referring to a person's name, specifically highlighting their reputation.
백경란은 훌륭한 작가로 알려져 있다.
Baek Kyung-ran is known as an excellent writer.
Here '백경란' refers again to the person and emphasizes their creative works or contributions.
백경란의 작품들은 감동적이다.
Baek Kyung-ran's works are touching.
In this context, '백경란' is attributed to someone who has designed or contributed to a program being utilized by others.