Over the years I have written a number of pieces on or related to Wallace, and expect to continue adding to the tally in the future. Following are links to html and other versions of some of these works (additional items are listed at my homepage and under my name in the "Writings on Wallace" section):

• "Twelve Wallace Myths" (a lecture presented online via Zoom for the Scientific and Medical Network, on 25 November 2023).
  
  
• "Alfred Russel Wallace Notes 28: Wallace's 'Change of Mind', Revisited" (November 2023).
  
  
• "Alfred Russel Wallace Notes 27: When Wallace Broke with Darwin" (October 2023).
  
  
• "Alfred Russel Wallace Notes 26: Confessions of a 'Wallace Enthusiast'" (May 2023).
  
  
• "Alfred Russel Wallace Notes 25: Wallace and the 'Physical Environment'" (April 2023).
  
  
• "Alfred Russel Wallace Notes 24: Wallace at 200: Potential Subjects for Student Theses" (December 2022).
  
  
• "Alfred Russel Wallace Notes 23: The Jersey Devil, and Friends" (December 2022).
  
  
• "Alfred Russel Wallace Notes 22: Stumbling Blocks to an Understanding of Wallace's Worldview" (August 2022).
  
  
• "Alfred Russel Wallace Notes 21: Wallace and the Doorway to the Universe" (May 2022).
  
  
• "Alfred Russel Wallace Notes 20: Did Darwin and Wallace 'Coauthor' the 1858 Communication on Natural Selection?" (April 2022).
  
  
• "Alfred Russel Wallace Notes 19: Social Evolution's Useful Idiots" (February 2022).
  
  
• "Alfred Russel Wallace Notes 18: Wallace on the Balance of Nature" (August 2021).
  
  
• "Alfred Russel Wallace Notes 17: More on the South Asian Connection" (April 2021).
  
  
• "Alfred Russel Wallace Notes 16: The Flexible Wallace" (April 2021).
  
  
• "Alfred Russel Wallace Notes 15: Wallace's Many 'Hats': What Should We Call Him?" (January 2021).
  
  
• "Alfred Russel Wallace Notes 14: Background for Wallace's 1845 Kington Essay" (November 2020).
  
  
• "Alfred Russel Wallace Notes 13: Wallace on Prayer" (November 2020).
  
  
• "Alfred Russel Wallace Notes 12: How Good was Wallace's Memory?" (November 2020).
  
  
• The Real Alfred Russel Wallace: Essays on an Outside-the-Box Thinker. (English text of a book published in French in 2013).
  
  
• "Alfred Russel Wallace and the Notion of Final Causes in Evolution." (English original of a paper published in Portuguese in 2012).
  
  
• "Final Causes and Biogeographical Explanations." (an unpublished essay written in 2005).
  
  
• Smith, Charles H., Sarkar, Sahotra, & Wijegoonawardana, Nirmali, 6 March 2019. "Alfred Russel Wallace Notes 9: The South Asian Connection."
  
  
• "Wallace and Incipient Structures: A World of 'More Recondite' Influences" (a paper delivered by videotape at the "2nd International Conference on Alfred Russel Wallace," Kuching, Sarawak, Malaysia, November 2013; to be published by Springer in the conference proceedings).
  
  
• "Final Causes in Alfred Russel Wallace's Science and Cosmology" (a paper delivered at the "Alfred Russel Wallace Centenary: Natural Selection and Beyond" conference at the American Museum of Natural History in New York, on 12 November 2013).
  
  
• "Early Humboldtian Influences on Alfred Russel Wallace's Scheme of Nature" (a 2013 presentation given at a special meeting of the Royal Society of London).
  
  
• "Wallace on Natural Selection: What Did He Really Have in Mind?" (a paper delivered at the Alfred Russel Wallace Centenary conference in Bournemouth, U.K., on 7 June 2013).
  
  
• "A Further Look at the 1858 Wallace-Darwin Mail Delivery Question" (a paper published in 2013).
  
  
• "Alfred Russel Wallace and the Elimination of the Unfit" (a note published in early 2012).
  
  
• "Natural Selection: A Concept in Need of Some Evolution?" (an essay published in early 2012).
  
  
• "Alfred Russel Wallace, Geographer" (an essay published in May 2010).
  
  
• "What's in a Word? On Reading--and Misreading--Alfred Russel Wallace" (an essay published in January 2009).
  
  
• "Alfred Russel Wallace, Journalist" (an article published in late 2008).
  
  
• "'Hussel,' 'Bussel' and 'Kussel,' Or, Using Google Books to Stalk the Elusive Alfred Russel Wallace" (an article published in 2008).
  
  
• "Alfred Russel Wallace: Contributions to Astronomy" (published in Thomas Hockey et al., editors, The Biographical Encyclopedia of Astronomers, (Springer, 2007), Volume 2).
  
  
• "Reflections on Wallace" (an article published in the 7 September 2006 issue of Nature).
  
  
• Alfred Russel Wallace: Evolution of an Evolutionist (an online monograph completed 2003-2006).
  
  
• "Alfred Russel Wallace, Past and Future" (an address published in 2005).
  
  
• "Wallace's Unfinished Business" (an essay published in late 2004).
  
  
• "Alfred Russel Wallace on Man: A Famous 'Change of Mind'--Or Not?" (an essay published in late 2004).
  
  
• "Further Additions to the Bibliography of Alfred Russel Wallace (1823-1913)" (an article published in 2004).
  
  
• "Wallace's 'Second Moment': Intelligent Conviction and the Course of Human Evolution" (a lengthy essay previewing Chapter Five of my online book Alfred Russel Wallace: Evolution of an Evolutionist).
  
  
• "Introduction" to Volume One of Alfred Russel Wallace: Writings on Evolution, 1843-1912 (Introduction to Volume One of the three volume set published in January 2004).
  
  
• "COMMENT: Alfred Russel Wallace, Societal Planning and Environmental Agenda" (a paper published in 2003).
  
  
• review of Infinite Tropics: An Alfred Russel Wallace Anthology (a book review published in 2002).
  
  
• "Wallace, Alfred Russel (1823-1913)" (from The Dictionary of Nineteenth-Century British Philosophers (Thoemmes Press, 2002), Volume 2).
  
  
• Alfred Russel Wallace on Spiritualism, Man, and Evolution: An Analytical Essay (a monographic essay printed privately in 1992, and lightly revised when adapted to html in 1999)
  
  
• "Alfred Russel Wallace on Evolution: A Change of Mind?" (a paper presented at a symposium in 1999).
  
  
• "'It's on the Web...'--Or, When is a 'Russel' a 'Russel'?" (an essay composed in 1998).
  
  
• "Historical Biogeography: Geography as Evolution, Evolution as Geography" (a paper published in 1989). 
  
  
• "A Contribution to the Geographical Interpretation of Biological Change" (a paper published in 1986).