Haskell Courses

Marlowe programming language
Udemy

Learning Path: Haskell: Functional Programming and Haskell
Udemy

Haskell Tutorial
Derek Banas via YouTube

Haskell MOOC
Independent

Beginner crash course
Independent

Haskell
Exercism

Haskell: Lecture notes and assignments
University of Pennsylvania via Independent

From Rails to Elm and Haskell - Transitioning to a Purely Functional Stack
ChariotSolutions via YouTube

Uncovering the Unknown - Principles of Type Inference in Programming Languages
ChariotSolutions via YouTube

Functional Patterns for the Object Oriented
NDC Conferences via YouTube