Joni Mitchell, born Roberta Joan Anderson on November 7, 1943, is a Canadian-American singer-songwriter, multi-instrumentalist, and painter. Renowned for her personal lyrics and unconventional compositions, Mitchell's influence spans various genres, including pop, jazz, and more. With eleven Grammy Awards and induction into the Rock and Roll Hall of Fame in 1997, she is hailed as one of the greatest songwriters ever by Rolling Stone. Mitchell's musical journey began in small nightclubs in Saskatoon and western Canada before she moved to the United States in 1965. Throughout her career, she produced groundbreaking albums, such as "Blue," which is often cited as one of the greatest of all time. Mitchell's exploration of jazz-influenced ideas on "Court and Spark" propelled her into the mainstream, featuring hits like "Help Me" and "Free Man in Paris." Known for her distinctive vocal range, she expanded her artistic horizons by collaborating with renowned jazz musicians and delving into pop and electronic music. Mitchell's critical stance on the music industry led her to quit touring, but she continued to make a mark with her albums and designs. Despite facing health challenges, Mitchell's impact remains significant, and she continues to make appearances and perform live, with her legacy preserved through retrospective compilations and the Joni Mitchell Archives project.

Joni Kay Ernst, born on July 1, 1970, is a prominent American politician and retired military officer who has been serving as the junior United States senator from Iowa since 2015. She is a member of the Republican Party and previously held positions in the Iowa State Senate and as the auditor of Montgomery County. Ernst's political career began after graduating from Iowa State University and joining the United States Army Reserve. She served in the Iowa Army National Guard for over two decades, retiring as a lieutenant colonel. During her military service, she commanded units during the Iraq War and received several prestigious awards. In the realm of Iowa politics, Ernst was elected as the Montgomery County Auditor and later as a member of the Iowa State Senate. Her entrance into the U.S. Senate came after a successful campaign in 2014, with endorsements from notable figures such as Mitt Romney and Sarah Palin. Throughout her career, Ernst has taken firm stances on issues such as abortion, healthcare, and foreign policy, often aligning with the Republican Party's positions. She has also been vocal about her military experiences, including instances of sexual harassment, advocating for changes in the handling of such cases. Ernst's journey from a small-town upbringing in Iowa to becoming a significant political figure has been marked by various accomplishments and challenges, solidifying her status as a key figure in American politics.

Joni James, born Giovanna Carmella Babbo, was an American traditional pop singer. She rose to fame with hits like "Why Don't You Believe Me?" and "Your Cheatin' Heart," and was the first American to record at London's Abbey Road Studios. Known for her captivating voice, Joni James sold over 100 million records and recorded more than 25 albums. Throughout her career, she had seven Top 10 hits on various Billboard charts and was particularly popular in the Asia-Pacific region, especially in the Philippines. In her personal life, she married composer-conductor Anthony "Tony" Acquaviva and, after his passing, wed retired Air Force General Bernard Schriever. Joni James made a successful comeback in the mid-1990s after being out of the public eye for many years. She continued to perform memorable concerts and released a new recording, "Latest and Greatest," in 2000. Joni James passed away on February 20, 2022, at the age of 91, leaving a lasting legacy in the music industry. She was interred at Arlington National Cemetery and has a star on the Hollywood Walk of Fame in recognition of her contributions to the entertainment industry.

Joni Robbins, born Joan Eva Rothman, was a renowned American voice actress recognized for her exceptional talents in voicing numerous television and radio spots. Her family's move to Los Angeles in the 1950s led her to a prolific career in the entertainment industry. Robbins lent her voice to iconic advertisements for brands such as Dunkin' Donuts, Canon Copiers, and Mineral Ice, among others. She also brought to life memorable characters in popular shows like Nickelodeon's "Kung Fu Spy Trolls" and Hanna-Barbera's "Yogi's Treasure Hunt". Notably, Robbins was celebrated for her comedic celebrity impersonations, including Judy Garland, Judge Judy, and Joan Rivers, showcasing her versatility and wit. Additionally, she showcased her talent as a stand-up comedian and writer, leaving a lasting impact on the comedy scene. With a remarkable career that spanned various mediums, Robbins' contributions to the entertainment industry remain cherished. She passed away on September 21, 2020, leaving behind a legacy that continues to inspire.

Joni E. Johnston is a renowned clinical and forensic psychologist, private investigator, and accomplished author. With a wealth of expertise in psychology, she has penned three nonfiction books, including "Appearance Obsession: Learning to Love the Way You Look," "The Complete Idiot's Guide to Psychology," and "The Complete Idiot's Guide to Controlling Anxiety." Notably, she is the esteemed author behind the widely read Psychology Today law and crime blog, "The Human Equation," which has garnered over 3 million views. Additionally, she cohosts the forensic radio show "Thread of Evidence" and is the host and producer of the true crime YouTube channel "Unmasking a Murderer." Her professional repertoire extends to conducting violence risk assessments for the California Board of Parole and undertaking evaluations for the court, in areas such as insanity, competency to stand trial, and mitigation, serving both prosecutors and defense attorneys. With a B.A. from Auburn University and M.S. & Psy.D. degrees from Florida Institute of Technology, Joni E. Johnston's multifaceted career has had a significant impact in the fields of psychology and criminology.