here's jeffrey lieberman addressing the disparity between physical and mental health care. >> the good news is that with a lot ofthings , if you have als or alzheimer's, if you have pancreatic cancer, there's not much then can be done. you need to wait for the rest to be discovered but for the mass majority of mental disorders , as i can find them, we only have enough to make a huge difference. we just don't provide it in an accessible way so the only way that this gets the attention of the media, the public and government is when there's a mass violent incident and some individual who is mentally ill and untreated kills people. >> watch for these programs and more this weekend on book tv. >> alan friedman has been a correspondent for numerous organizations over the past 30 years including the wall street journal, the financialtimes. he's the author of a new book, the epic story of the billionaire who took over italy. you get access to silvio berlusconi . >> i managed to persuade former prime minister bliss tony back in the early 2014to give me his time and we ended up spending 18 mont