pnas journal

Submissions are open—authors may submit papers directly to the PNAS office through Track II.

Carl T. Bergstrom and Theodore C. Bergstrom, "The costs and benefits of library site licenses to academic journals, PNAS Early Edition, January 8, 2004 (abstract freely available). A study published in PNAS last week examines insitutional site license subscriptions to online journals and whether users benefit from such arrangements.

The paper is focused on social network analysis (SNA) and special structure formation processes of collaboration patterns in scientific networks. Three-dimensional visualization is used to show the growth and structural changes over time in the journals PNAS, Journal of Experimental Medicine and SCIENCE. Self-organization occurs in a variety of complex systems in nature and social networks. We will show this process of self-organization can be found also in co-authorship networks.

Numerous large language models (LLMs) are marketed for use as creativity support tools, despite several studies showing that using an LLM as a creative partner narrows creative outputs. However, these studies only consider the effects of interacting with a single LLM on specific creativity tasks, begging the question of whether narrowed creativity stems from using a particular LLM-with an arguably limited range of outputs-or from using LLMs

Cellular senescence is now recognized as a pivotal driver of neurodegenerative diseases (NDs). Despite advances in understanding senescence mechanisms, such as the p16