https://www.metv.com/stories/from-little-joe-to-little-house-how-michael-landon-redefined-fatherhood-on-television

Landon took lessons from Lorne Greene in breaking TV Dad stereotypes

More like Lorne Greene redefined fatherhood on TV and Michael Landon noticed, appreciated it, acknowledged it and used Lorne Greene's portrayal as a sort of "inspiration" once he played a father on LHOTP.