The ruling from this case now stands for the general idea that every essential element of an offense must be proven to a certain standard.
The case arose from the theft of $112 from a pocketbook and an attempt to send the twelve-year-old perpetrator to reform school. Apprendi, which was extended to mandatory guidelines in Blakely, extended the general rule from this 1970 case to any fact that a judge uses as an aggravating factor to increase a sentence. The ruling from this case now stands for the general idea that every essential element of an offense must be proven to a certain standard. For 10 points, name this in re case that held that the constitution mandates the use of the "beyond a reasonable doubt" standard in criminal trials. 
The case arose from the theft of $112 from a pocketbook and an attempt to send the twelve-year-old perpetrator to reform school.
In Re Winship