After speaking to more than 100 people in four states who represented themselves in divorce, custody and child support cases, researchers are calling on lawyers to provide cheaper services and courts to offer more resources to those acting as their own attorneys.More and more Americans are navigating the legal system on their own. Some jurisdictions report it’s becoming the norm for at least one party to act on his or her own behalf in family court, often because trained help is out of financial reach.The quality of …