I have a ton of sleep questions related to kids and you'll be happy to know, I have a ton of answers too. I interviewed pediatric sleep specialist and neurologist Dr. Sarah Zallek this week. I was flooded with emails about sleep problems and kids, so I am going to tackle the questions one at a time. I plan on posting a new question/answer from Dr. Zallek every Thursday.
"This is a very common problem and you’re smart to be addressing it now when it starts. First, be positive. He needs all the support you can give him now that he has competition. He has to share his parents and give up his crib. For the best chance of success, get him to fall asleep in his own bed at the start of each night and each nap. Return him to his own bed if he gets up. At this point, getting him out of your bed and into his own is key.