1. Howard DA, Giovanelli M (2019) Einstein’s philosophy of science. In Zalta EN (ed) Stanford Encyclopedia of Philosophy. http://plato.stanford.edu/archives/fall2019/entries/einstein-philscience
2. Lakatos I (1977) Science and pseudoscience. Philos Pap 1:1–7
3. Cajal SR (1999) Advice for a young investigator. MIT Press, Cambridge
4. Wilson EO (2013) Letters to young scientist. Liveright, New York
5. Colagiuri B (2010) Participant expectancies in double-blind randomized placebo-controlled trials: potential limitations to trial validity. Clin Trials 7:246–255