Robert Hooke worked at the Royal Society as Head of Experiments and his scientific interests were varied. He made several influential and pioneering contributions to the field, for example, he invented the compound microscope. Through his microscope Hooke looked at insects, plants and bird’s feathers, and detailed drawings of these are included in 'Micrographia'. In addition, his publication presented a new way of conducting scientific exercises; through careful observation and the recording of results. Hooke’s concepts were highly influential and became common practises within the scientific field.