Radulfus Ardens (died c.1200) was a French theologian and early scholastic philosopher of the twelfth century. He was born in Beaulieu

Beaulieu

-England:* Beaulieu, Hampshire, a village in the New Forest* Beaulieu Abbey, located in Beaulieu, Hampshire* Beaulieu Palace House, located in Beaulieu, Hampshire* Beaulieu River, running through Beaulieu, Hampshire...

, Poitou

Poitou

Poitou was a province of west-central France whose capital city was Poitiers.The region of Poitou was called Thifalia in the sixth century....

.

He is known for his Summa de vitiis et virtutibus or Speculum universale (universal mirror). It is in 14 volumes and is a systematic work of theology and ethics.

In his time he was celebrated as a preacher, and a large number of his sermons survive. He was under the influence of Gilbert de la Porrée

Gilbert de la Porrée

Gilbert de la Porrée , also known as Gilbert of Poitiers, Gilbertus Porretanus or Pictaviensis, was a scholastic logician and theologian.-Life:...

. He is thought to have been a student of Peter the Chanter.

He served as a chaplain to Richard I of England

Richard I of England

Richard I was King of England from 6 July 1189 until his death. He also ruled as Duke of Normandy, Duke of Aquitaine, Duke of Gascony, Lord of Cyprus, Count of Anjou, Count of Maine, Count of Nantes, and Overlord of Brittany at various times during the same period...

, through most of the 1190s.