// node module
var gender = require('gender-neutral');

// gender specific content
var text = 'I called him on Wednesday to tell him the good news.';

// "they" >> I called them on Wednesday to tell them the good news.
gender.neutralize(text, console.log);

// "zhe" >> I called zhim on Wednesday to tell zhim the good news.
gender.neutralize(text, console.log, 'zhe');