The article mentions Wealthfront and Betterment as alternatives to traditional advisors and their heavy fees. But, honestly, the vast majority people don't even need to pay the 0.25% they charge. Just get yourself a Vanguard account and follow the advice here: https://www.reddit.com/r/personalfinance/wiki/investing
The advice there, and in the rest of that wiki, will serve you very well, at least until you have many millions of dollars.