Discipline by the Book
Andy Naselli examines what scripture teaches about parental discipline (pdf) in an article in The Journal of Discipleship and Family Ministries. This piece is especially useful because it interacts with the (supposedly) biblical arguments used by Christians who are against physical discipline.
Making Things Difficult
Kevin DeYoung: “Parenting has become more complicated than it needs to be. It used to be, as far as I can tell, that Christian parents basically tried to feed their kids, clothe them, teach them about Jesus, and keep them away from explosives.” (Read more.)