JOHN, a learned professor of philosophy and divinity at Duisburg, was born at Solingen in 1622. He travelled into Holland, France, and England, and in each country obtained the esteem of the learned. The elector of Brandenburg gave him public testimonies of his esteem. He died in 1665. His works were printed at Amsterdam in 2 vols. 4to. The most celebrated of these is his treatise, entitled Logica vetus et nova, &c.