Legally High at a Colorado Campus

By ABIGAIL SULLIVAN MOORE and JULIE TURKEWITZ

Matthew Staver for The New York Times

Smoking pot, some say, is now just part of everyday life at the University of Colorado, Boulder.

Toni Savage Fox and Cheyenne Fox in their retail store in Denver.

Just Say No, Yes or Maybe

By JULIE SCELFO

Parents’ perspectives on marijuana use are as disparate as the nation’s mandates. Here, how five parents talk to their children about smoking pot.

A Harvard-Northwestern study has found differences between the brains of young adult marijuana smokers and those of nonsmokers. In these composite scans, colors represent the differences — in the shape of the amygdala, top, and nucleus accumbens. Yellow indicates areas that are most different, red the least.

This Is Your Brain on Drugs

By ABIGAIL SULLIVAN MOORE

New studies show that the effects of marijuana on young people may be greater than we thought.

Art Portfolio as A.P. Test

By DANIEL GRANT

A sampler from Shaw Sandback's Advanced Placement portfolio.

Studio art is one of the fastest growing of the Advanced Placement disciplines. But how do you score a piece of art? The reviews are in.

Putting Art in STEM

By HENRY FOUNTAIN

A creative approach to developing as an engineer: learning to problem-solve like an artist.

Brynn Anderson/Associated Press

Bid Day at the University of Alabama. Fees for some sororities, a closetful of designer dresses and gifts for one’s Big or Little (sister) can add up.

Greek Letters at a Price

By RISA C. DOHERTY

Looking to join a sorority? You’ll need time and money to spare. And don’t be late for meetings and events (there’s a fine for that).

From the Previous Issue

St. George’s University School of Medicine, on Grenada’s southwest corner, has been the training ground for some 7,700 doctors licensed to practice in the United States.

Second-Chance Med School

By ANEMONA HARTOCOLLIS

In the Caribbean, students who have long been told they weren’t good enough find out they are.

Students at the Touro College of Osteopathic Medicine in Harlem work on a mannequin with a heart condition.

The D.O. Is in Now

By JOSEPH BERGER

With a looming shortage of M.D.s, osteopathic medicine is shedding its second-tier image. And yes, D.O.s are real doctors.

Physician assistants have taken over many duties once handled by doctors. Training stresses diagnosis and treatment. Students in the top-ranked Duke University program, above, line up to use the microscope.

The Physician Assistant Will See You

By BARBARA MORAN

No M.C.A.T., no residency, a few years of professional school and you’re out with a six-figure medical career.

The Drawn-Out Medical Degree

By DENISE GRADY

Three-year medical school is gaining ground as educators acknowledge: Becoming a doctor just takes too long.

A panel sits in judgment at a start-up competition at Michigan State, where data analytics and business acumen are part of the law school curriculum.

This Is Law School?

By JOHN SCHWARTZ

Looking to the future of a challenging profession, law schools want their students to be able to advise entrepreneurs in coming fields. That means learning quantitative skills, business and tech.