Ross Henry Day was an Australian experimental psychologist well known for his research on visual illusions and for his critical role in the establishment of experimental psychology in Australia. This role began with his creation of Australia’s first department of experimental psychology at Monash University in 1965. He also played a leading role in the formation of the Australian Psychological Society in 1966, and in the introduction to Australia of the study of human factors in engineering and ergonomics. He was the first psychologist to be elected Fellow of the Australian Academy of Science.

罗斯·亨利·戴 (Ross Henry Day) 是一位澳大利亚实验心理学家，以他对视觉错觉的研究以及在澳大利亚建立实验心理学中的关键作用而闻名。这一角色始于他于 1965 年在莫纳什大学创建澳大利亚第一个实验心理学系。他还在 1966 年成立澳大利亚心理学会以及将工程中的人为因素研究引入澳大利亚方面发挥了主导作用。和人体工程学。He was the first psychologist to be elected Fellow of the Australian Academy of Science.