Photosynthetica - Ahead of Print
In honor of Hartmut Karl Lichtenthaler
G. GOVINDJEE
Photosynthetica X:X | DOI: 10.32615/ps.2020.080 
We honor here Hartmut Karl Lichtenthaler, a pioneer of plant physiology, plant biochemistry, plant biophysics, plant molecular biology, and stress physiology. His contributions to the ingenious use of chlorophyll a fluorescence imaging in understanding the physiological processes in leaves stand out. We wish him many happy and productive years of research and educating others.
Professor Giorgio Forti - Obituary
R.C. JENNINGS
Photosynthetica X:X | DOI: 10.32615/ps.2021.022
Professor Giorgio Forti passed away on March 1, 2021 in his Milano home. Giorgio was the father of modern photosynthetic research in Italy. His contribution to photosynthesis studies for over 50 years is respected and acknowledged internationally.