Who was Dietrich Brandis? Explain his achievement in India

Who was Dietrich Brandis? Explain his achievement in India.

Dietrich Brandis, a German expert, was appointed the first Inspector-General of Forests in India.
His ideas and achievements for the management of forests are stated in the points below
(i) He formulated new forest legislation and helped establish research and training institutions. The Imperial Forest Research Institute at Dehradun was founded by him in 1906.
(ii) He set up the Indian Forest Service (IFS) in 1864 and helped to formulate the Indian Forest Act of 1865.
(iii) He took an interest in the forest flora of North-West and Central India and Indian trees.
(iv) He was among the earliest expert in India to formally link forest protection with local people.