Bjorn decides to incorporate his sole proprietorship under the name Ashe Entertainment Corporation. He tells his attorney to file articles of incorporation, and the attorney says that the filing will be done on July 1. On June 25, Bjorn makes a contract with the Wimbledon Corporation (Wimbledon). Bjorn signs the contract in the name of Ashe Entertainment Corporation only. On July 1, the secretary of state files the articles. (20%) Under the Model Business Corporation Act (MBCA), is Bjorn personally liable on the contract with Wimbledon?

Provide the issue and rule and also the facts. If possible in IRAC.