Reply to S. Fred Singer

Fred s. Keller: rememberings.

Ever since Rick Shull asked me to prepare an essay of appreciation of Fred Keller, I have found myself putting it off. Somehow, something else was always needing to be done. Finally, I realized what was happening. I just did not want to face the fact that Fred was no longer with us. After a relationship that extended over more than 50 years, during which Fred taught me both pedagogically and by...

Reply to S. Rastogi et al

Yellow fever vaccine-reply to S. arya

Letters tion centers in Lagos was fully potent, but potency in Osun and Oyo was 016 log 10 to 0.22 log 10 lower than the stipulated level (2). Furthermore, the titer of two vaccine lots that had been frozen after reconstitution from their lyophilized state dropped from the initial 3.15 log 10 to 3.53 log 10 to zero. If the United States were to implement an extended strategy, similar studies of...

Reply to Bonnie Gold ' s Review

With great interest we have read the review of our book by Bonnie Gold that appeared in the MAA online book review column. It is a serious and professional review and we are glad that she found our book "unique and fascinating" and "a significant contribution to our understanding to mathematics' relation to people." We also deeply appreciate her efforts to understand our work (which is not with...

Singer, W. (2015). State or content of consciousness? - A Reply to Valdas Noreika

An attempt is made to distinguish between brain states required to support consciousness and the neuronal underpinnings of conscious versus non-conscious processing in an awake, attentive brain, respectively. It is argued that brain states supporting consciousness are characterised by high dimensional dynamics exhibiting a high degree of complexity, implying that conscious states are graded. Di...