Boston Public - Season 4 (2003)

Winslow High School battles the war on drugs. Marla Hendricks has an altercation with a student and deals with the repercussions.

An investment banker, convicted of securities fraud, avoids jail time by agreeing to community service: teaching math at Winslow High. A sexy and eccentric woman (Sherilyn Fenn) smashes into Guber's car and then crashes her way into his life.

A student discovers Harper and Marilyn have been secretly dating and threatens to go to the school board; Hanson and Claire try to assist a student who is having trouble with his dad.

Charlie Bixby (Dennis Miller) takes an unconventional approach when volunteering at a teen hot line; Marla decides to try in-vitro fertilization and asks Harper to be the donor; Carmen reveals a secret from her past.

Harper decides to call the FBI when he learns that a student has been accessing a terrorist recruitment website from the school library; Ronnie learns that one of her students has HIV.

Guber discovers the high school drum line's freshman hazing involves physical abuse; a student-produced TV documentary about Ronnie worries her; a father is sentenced to being handcuffed to his son for a week.

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An overachieving student sues the school when she has to share presidency of the honor society with a black student in a wheelchair; Marla begins her in-vitro process.

Racial tensions heat up amongst the students. This opens the eyes of Steven and Marilyn about their opposing views on different topics.

Joannie Hanson celebrates 1 year of sobriety. Allison's living arrangement becomes a topic of discussion. Marla Hendricks deals with hormonal changes.

Steven Harper wins principal of the year. A former student Billy gets killed while serving in the army. Mr Harper reminisces about helping Billy overcome his personal and academic obstacles. Political controversies emerge between Steven and Danny over the war. Michael Rapport directs.

The final episode. Art teacher Henry Preston starts controversy due to an inability to draw appropriate boundaries with students. Danny and Claire's relationship is strained due to Allison go to live with her mother. Scott tries to prove his normality to Violet by exaggerating his friendship with Steven.