Is there merit in President Trump's call for a merit-based immigration system for the United States?
Take two cases.
Rosa Gonzalez, a housekeeper from Honduras and a U.S. citizen, seeks to sponsor her aunt Mercedes Silva to immigrate to the U.S. A resident of Yuscatán (population 2,400), Ms. Silva is 80 years-old, blind and severely diabetic. She is cared for by a younger sister and niece.
Sergei Schevchenko is a 33-year scientist from Ukraine with double doctorates from American universities in computer science and biomedical engineering. With four patents and over 50 professional papers in premier academic journals, he would like to emigrate to the U.S. and work...