Here are people who have contributed to the development of Jackson JSON processor
Joda datatype module.
(version numbers in brackets indicate release in which the problem was fixed)

Tatu Saloranta, tatu.saloranta@iki.fi: author

ncjones@github.com:
 * Contributed #19:  Add support for `MonthDay` and `YearMonth`
  (2.3.1)

Łukasz D:
 * Suggested #23: package as a bundle
  (2.3.1)

Lorcan C
 * Contributed #25: Add `KeyDeserializer` for `DateTime`
  (2.3.1)

Hendy Irawan (ceefour@github)
 * Contributed #27: Allow support for `DateTimeZone`
  (2.3.1)

Brad Kennedy (bkenned4@github)
 * Contributed #45: Can't use LocalTime, LocalDate & LocalDateTime as Key type for a Map
  (2.4.3)

