Who decides what words get into the dictionary?

 

Who decides what words get into the dictionary? 

While the concept of a dictionary dates back to ancient civilizations, the first English dictionary wasn't published until 1604. In the centuries that followed, many more dictionaries were written by individual authors who chose what to include or exclude, with most quickly becoming outdated. One 19th century lexicon had a different fate. Ilan Stavans digs into the history of Webster's Dictionary. 

Source: https://www.ted.com/talks/ilan_stavans_who_decides_what_s_in_the_dictionary?utm_campaign=tedspread&utm_medium=referral&utm_source=tedcomshare&fbclid=IwAR2qgI69GSIqKKoLAtAOC70RYdUFCD6dZ6mi1gWX0Uz4mEGsah7SzRlm5DM#t-207755 Dated 9 June 2021 

The new meaning for the pronoun 'they'