. >> loml, love of my life. >> rob reiner i'm always honored to have you on the program and to bring your daddy is a special treat. so thank you for coming. and congratulations on the new movie starring michael keaton and diane keaton. >> he doesn't do anything but sensational movies. >> carl reiner i'm delighted to have you on the program. >> not as delighted as i am for being here. >> on that note, we'll say good night, as always, keep the faith. >> for more information on today's show visit tavis tavis smiley smiley.org. >> and by contributeions to your pbs station from viewers like you. thank you. >> charlie: welcome to the program. we begin this new year with a look back at one of my favorite broadcasts in 2014. it is about the brain and new add -- advances and understanding in treating blindness. the brain has been a particular focus of this program and so we look back at that program but think about the future and the remarkable achievements in science. >> as you indicated, there are close to 300 million people worldwide that have various degrees of visual impairment and, in t