That which is accepted as knowledge today is sometimes discarded tomorrow

Consider knowledge issues raised by this statement in two areas of knowledge. The focus of the essay should be on knowledge issues. Refer to other parts of the IB programme and to your experiences as a knower. Justify your statements and provide relevant examples to illustrate your arguments and consider what can be said against them. Use external sources, cite them according to a recognised convention. The essay should be double spaced and typed in size 12 font.