Tomorrow morning in thousands of newspapers around the country, opinion editorials (or 'op-eds") will appear by well-paid columnists like George Will, Michael Barone, Linda Chavez, and many others. Their sharply tuned vocabularies and finely crafted articles serve an important function in shaping public opinion on politics, social issues, and more.

But they ain't the only ones.

The Internet has made publishing and widespread distribution available to a new brand of opinion writers. They are teachers, lawyers, construction workers and parents with plenty of insightful things to say. And...